{"product_id":"low-inertia-wheels-and-axles-mousetrap-car-rubber-band-racer-stem-projects","title":"Low Inertia Wheels and Axles Mousetrap Car\/Rubber Band Racer STEM projects","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncludes Doc Fizzix’s Ultra thin, low-inertia wheels that are half the thickness of a normal CD\/DVD and have only half the rotational inertia. Less rotational inertia means your vehicle will travel further and faster when compared to a vehicle using a normal CD wheel.\u003c\/li\u003e\n\u003cli\u003eEverything you need in one package, ultra-thin low inertia wheels, hollow brass tubing axles, shock absorbing rubber CD\/DVD spacers, and friction reducing thrust washers.\u003c\/li\u003e\n\u003cli\u003eIncludes light-weight brass tubing axles that spin with less friction for increase speed and distance, and do not warp like wood dowels, for a smoother ride without wobble.\u003c\/li\u003e\n\u003cli\u003eIncludes Doc Fizzix's flexible rubber CD\/DVD wheel spacers that are designed to act as shock absorbers to damper small bumps and imperfections in the road surface providing for a smoother ride that will increase both the speed and distance of your vehicle project.\u003c\/li\u003e\n\u003cli\u003ePerfect for mousetrap cars, rubber band racers, ballon vehicles, and\/or all STEM science projects\u003c\/li\u003e\n\u003cli\u003eAll our products are 100% made in the U.S.A by Doc Fizzix in Spicewood, TX\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExterior Finish:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Doc Fizzix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel Size:\u003c\/strong\u003e 0.6 millimeters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass Tubing, Plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitch Circle Diameter:\u003c\/strong\u003e 12 centimeters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 4.8 ounces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Service Type:\u003c\/strong\u003e Go Kart, Rubber Band Racer, Mousetrap Car, Balloon Vehicle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Packs:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 19 Count\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand: Doc Fizzix","offers":[{"title":"Default Title","offer_id":48205017022615,"sku":"B0CST9X2Z7","price":13.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/1032\/2327\/files\/31jbWI84N0L.jpg?v=1788531933","url":"https:\/\/tinkervanta.com\/products\/low-inertia-wheels-and-axles-mousetrap-car-rubber-band-racer-stem-projects","provider":"TinkerVanta","version":"1.0","type":"link"}