{"title":"Waves","description":"Whether for illustrating traveling waves, sound waves, or their patterns, measuring the gravity's acceleration, tuning frequencies, or having a source of air, Lab Pro can provide you with high-precision springs and pendulums. Our pieces of equipment are lightweight yet durable and offer high linearity for linear motion. Acquire economical instruments for your laboratory from Lab Pro.\u003cbr\u003e\n\nWe also offer next-day service in California and same-day service for will-calls. Reach us at 888-4-LABPRO (888-452-2776) for more information.\u003cbr\u003e\n\u003c!-- split --\u003e \u003cli\u003e\u003ca href=\"\/pages\/lab-equipment\"\u003e Lab Equipment\u003c\/a\u003e\u003c\/li\u003e","products":[{"product_id":"super-spring-with-stand-sspring","title":"Super Spring With Stand - SSPRING","description":"Extra long spring (21cm when compressed)\nallows you to magnify your wave demonstrations\nto illustrate traveling waves and wave patterns.\nIncluded stand prevents tangling or damage to\nsuper spring during storage. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Super Spring With Stand\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 12 X 4 X 4 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Springs\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 7320.20.5060\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37109050540201,"sku":"SSPRING","price":25.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/sspring-super-spring.jpg?v=1709868644"},{"product_id":"digital-timer-with-photogates-dtphg1","title":"Digital Timer With Photogates - DTPHG1","description":"This convenient free fall apparatus for measuring the acceleration of gravity has a 150cm fall length. It includes an electromagnetic ball release, a pair of photogates on a long cable harness, two steel balls, a plumb line, and a catcher. Requires the digital timer DTPHG1 (not included). More detailed description available upon request. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Free fall apparatus has a 150cm fall length. It includes an electromagnetic ball release, a pair of photogates, 2 steel balls, a plumb line, and a catcher. Requires digital timer (not included). Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 9 X 8.5 X 4 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9106.90.7500\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37109050572969,"sku":"DTPHG1","price":355.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/dtphg1-digital-timer.jpg?v=1709865874"},{"product_id":"quiet-air-source-with-variable-output-qas001-v","title":"Quiet Air Source With Variable Output - QAS001-V","description":"This low noise (\u0026lt;58dB) air source is an ideal accessory for air tracks, air tables, and other pneumatic equipment in physics labs. The 250W motor produces a clean air output with a flow rate of 35 m3\/hour at a 0.70 kPa overpressure.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e This low noise (\u0026lt;58db) air source is an ideal accessory for air tracks, air tables, and other pneumatic equipment in physics labs. The 250w motor produces a clean air output with a flow rate of 35 m3\/hour at a 0.70 kpa overpressure.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 10 X 10 X 18 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 8412.39.0080\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 4.01016e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37109050605737,"sku":"QAS001-V","price":350.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/qas001-quiet-air-source.jpg?v=1709868142"},{"product_id":"pair-of-photogates-with-brackets-dtphg1-p","title":"Pair Of Photogates With Brackets - DTPHG1-P","description":"This four-digit timer is designed to be used with air tracks, free fall apparatuses, and other equipment. It is microprocessor-controlled and offers eight programmed functions to record counts, interruption timing, time between interruptions, period of oscillation, acceleration, acceleration due to gravity, velocity in collisions, and time scale output. It comes with two photogates. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e This four-digit timer is designed to be used with air tracks, free fall apparatuses, and other equipment.  Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 7 X 4 X 2 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9106.90.7500\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37109050638505,"sku":"DTPHG1-P","price":171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/dtphg1-digital-timer-with-photogates.jpg?v=1709865876"},{"product_id":"wave-demonstrator-spring-set-wdset1","title":"Wave Demonstrator Spring Set  - WDSET1","description":"Set includes two helical springs. The long, narrow spring measures 3\/4\" x 72\" and can be extended to 5 meters. The larger spring measures 3\" x 4\", and can be extended many times its length without distortion. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Set includes two helical springs. The long, narrow spring measures 3\/4\" x 72\" and can be extended to 5 meters. The larger spring measures 3\" x 4\", and can be extended many times its length without distortion. Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 9.5 X 6 X 3.75 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Springs\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 7320.20.5060\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37109050671273,"sku":"WDSET1","price":29.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/wdset1-wave-demonstrator-set.jpg?v=1709869049"},{"product_id":"free-fall-apparatus-ffa001","title":"Free Fall Apparatus - FFA001","description":"This convenient free fall apparatus for measuring the acceleration of gravity has a 150cm fall length. It includes an electromagnetic ball release, a pair of photogates on a long cable harness, two steel balls, a plumb line, and a catcher. Requires the digital timer DTPHG1 (not included). More detailed description available upon request. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Free fall apparatus has a 150cm fall length. It includes an electromagnetic ball release, a pair of photogates, 2 steel balls, a plumb line, and a catcher. Requires digital timer (not included). Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 76 X 6 X 6 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 3926.90.9910\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01046e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412116137,"sku":"FFA001","price":223.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/ffa001-free-fall-apparatus-inset-1.jpg?v=1709865954"},{"product_id":"free-fall-tube-fft001","title":"Free Fall Tube - FFT001","description":"An economical version of a classic device! It demonstrates that all objects experience the same gravitational acceleration and fall at the same speed in a vacuum, but in air the air resistance slows down some objects more than others. Features a disc and a feather in a tough, clear, plastic tube, 90cm long and 4.5cm diameter, with rubber end caps and hose cock for connection to any standard vacuum pump (not included). Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Demonstrates that all objects experience the same gravitational acceleration and fall at the same speed in a vacuum.Includes a connection to any standard vacuum pump (not included). Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 40 X 3 X 3 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 3926.90.9910\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01046e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412345513,"sku":"FFT001","price":75.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/fft001-free-fall-apparatus.jpg?v=1709865976"},{"product_id":"pendulum-clamp-clpen1","title":"Pendulum Clamp - CLPEN1","description":"Connect this clamp to any support rod to set up three separate pendulum demonstrations. Includes individual cord clamps.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Connect this clamp to any support rod to set up three separate pendulum demonstrations. Includes individual cord clamps.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 12 X 2 X 1.5 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 8205.70.0090\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 4.11224e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412378281,"sku":"CLPEN1","price":13.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/clpen1-pendulum-clamp.jpg?v=1709865473"},{"product_id":"air-track-accessories-150cm-atrk01","title":"Air Track \u0026 Accessories, 150cm - ATRK01","description":"This air track is constructed of high quality aluminum alloy and has the advantages of being both lightweight and highly durable. Precision machining provides a smooth surface and high linearity. It includes a comprehensive accessory package for experiments in linear motion. The track length is 150cm or 200cm sizes, and it is straight to better than 0.1mm throughout. Includes activity guide NOTE: This item requires an air source, item QAS001-V, and a digital timer with photogates, item DTPHG1 (both not included). More detailed description available upon request.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Constructed of aluminum alloy. It includes a comprehensive accessory package. Includes activity guide note: this item requires an air source and a digital timer with photogates(both not included). More detailed description available upon request.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 64 X 9.5 X 7 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9023.00.0000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01046e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412411049,"sku":"ATRK01","price":580.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/atrk01-series-air-track-and-accessories.jpg?v=1709864904"},{"product_id":"air-track-accessories-200cm-atrk02","title":"Air Track \u0026 Accessories, 200cm - ATRK02","description":"This air track is constructed of high quality aluminum alloy and has the advantages of being both lightweight and highly durable. Precision machining provides a smooth surface and high linearity. It includes a comprehensive accessory package for experiments in linear motion. The track length is 150cm or 200cm sizes, and it is straight to better than 0.1mm throughout. Includes activity guide NOTE: This item requires an air source, item QAS001-V, and a digital timer with photogates, item DTPHG1 (both not included). More detailed description available upon request.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Constructed of aluminum alloy. It includes a comprehensive accessory package. Includes activity guide note: this item requires an air source and a digital timer with photogates(both not included). More detailed description available upon request.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 84 X 9.5 X 7 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9023.00.0000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01046e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412443817,"sku":"ATRK02","price":574.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/atrk01-air-track-accessories.jpg?v=1709864906"},{"product_id":"ripple-tank-rpltnk1","title":"Ripple Tank - RPLTNK1","description":"This device demonstrates the generation, propagation, reflection,\ninterference, and diffraction of waves. It comes with all accessories necessary for these experiments. A 6V DC power source and an overhead projector are required (not included). Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e This device demonstrates the generation, propagation, reflection, interference, and diffraction of waves. It comes with all accessories. A 6v dc power source and an overhead projector are required (not included). Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 15.5 X 12 X 4 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9023.00.0000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e CHINA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412542121,"sku":"RPLTNK1","price":222.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/rpltnk1-ripple-tank.jpg?v=1709868189"},{"product_id":"resonance-box-w-tuning-fork-256-hzc-tfrb256","title":"Resonance Box W\/ Tuning Fork, 256 Hz(C') - TFRB256","description":"Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 12.5 X 4 X 4 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9209.91.8000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412738729,"sku":"TFRB256","price":35.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/tfrb256-resonance-boxes-series.jpg?v=1709868761"},{"product_id":"resonance-box-w-tuning-fork-320-hze-tfrb320","title":"Resonance Box W\/ Tuning Fork, 320 Hz(E') - TFRB320","description":"Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 9 X 3.5 X 4.5 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9209.91.8000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412771497,"sku":"TFRB320","price":35.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/tfrb256-resonance-boxes-series_be74537b-d3ff-4226-834b-1dd5ee3b3c23.jpg?v=1709868762"},{"product_id":"resonance-box-w-tuning-fork-3413hzf-tfrb341","title":"Resonance Box W\/ Tuning Fork,341.3hz(F') - TFRB341","description":"Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 9 X 6.5 X 4.75 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9209.91.8000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110412968105,"sku":"TFRB341","price":35.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/tfrb256-resonance-boxes-series_bfa3ed1d-9f02-4b17-80cf-73d04f2b9cdf.jpg?v=1709868764"},{"product_id":"resonance-box-w-tuning-fork-512-hzc-tfrb512","title":"Resonance Box W\/ Tuning Fork,512 Hz(C'') - TFRB512","description":"Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Each unit consists of a wooden resonator box, tuning fork, and a tuning fork mallet. Resonator box is 18cm x 9cm x 5cm. Available in four tuning frequencies listed below. Additional frequencies can be made per your specifications.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 8.25 X 3.5 X 4.25 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Tuning Forks\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 9209.91.8000\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110413394089,"sku":"TFRB512","price":35.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/tfrb256-resonance-boxes-series_a7d2ad3d-c618-46a9-a0b2-8b07d5d48083.jpg?v=1709868766"},{"product_id":"spiral-spring-3-4-x-72-wds006","title":"Spiral Spring, 3\/4\" X 72\" - WDS006","description":"Set includes two helical springs. The long, narrow spring measures 3\/4\" x 72\" and can be extended to 5 meters. The larger spring measures 3\" x 4\", and can be extended many times its length without distortion. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Set includes two helical springs. The long, narrow spring measures 3\/4\" x 72\" and can be extended to 5 meters. The larger spring measures 3\" x 4\", and can be extended many times its length without distortion. Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 11.5 X 7 X 1.5 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Springs\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 7320.20.5060\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110413459625,"sku":"WDS006","price":20.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/wds006-spring-spring.jpg?v=1709869048"},{"product_id":"flat-coiled-spring-3-x-4-fcs003","title":"Flat Coiled Spring, 3\" X 4\" - FCS003","description":"Set includes two helical springs. The long, narrow spring measures 3\/4\" x 72\" and can be extended to 5 meters. The larger spring measures 3\" x 4\", and can be extended many times its length without distortion. Includes activity guide.\u003cbr\u003e\u003cb\u003eAdditional Info:\u003c\/b\u003e Set includes two helical springs. The long, narrow spring measures 3\/4\" x 72\" and can be extended to 5 meters. The larger spring measures 3\" x 4\", and can be extended many times its length without distortion. Includes activity guide.\u003cbr\u003e\u003cb\u003ePackage Size(L x W x H):\u003c\/b\u003e 4 X 3 X 3 (IN)\u003cbr\u003e\u003cb\u003eCategories:\u003c\/b\u003e Waves, Springs\u003cbr\u003e\u003cb\u003eHTS Code:\u003c\/b\u003e 7320.20.5060\u003cbr\u003e\u003cb\u003eUNSPSC:\u003c\/b\u003e 6.01048e+007\u003cbr\u003e\u003cb\u003eCountry Of Origin:\u003c\/b\u003e INDIA","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":37110413492393,"sku":"FCS003","price":7.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/fcs003-flat-coiled-spring.jpg?v=1709865952"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/collections\/waves_8bd8bd24-1bcb-4742-a001-4663845f2d4d.jpg?v=1619743547","url":"https:\/\/labproinc.myshopify.com\/collections\/waves.oembed?page=2","provider":"Lab Pro Inc","version":"1.0","type":"link"}