{"product_id":"jsumo-plastic-caster-wheel","title":"JSumo Plastic Caster Wheel","description":"\u003cdiv class=\"product-copy\"\u003e\n \u003cstyle\u003e\n .product-copy{line-height:1.7;color:#1f2937}\n .product-copy \u003e * + *{margin-top:1rem}\n .product-copy h2{margin:1.4em 0 .6em;color:#111827}\n .product-copy h3{margin:1.1em 0 .5em;color:#111827}\n .product-copy p{margin:0 0 1em}\n .product-copy ul,.product-copy ol{margin:0 0 1.2em 1.2em}\n .product-copy li{margin:.35em 0}\n .product-copy table{width:100%;border-collapse:collapse;margin:1.2em 0}\n .product-copy table th,.product-copy table td{border:1px solid #e5e7eb;padding:.7em .8em;text-align:left;vertical-align:top}\n .product-copy table th{background:#f9fafb;width:32%}\n .faq-list{margin:1.2rem 0 1.4rem}\n .faq{border:1px solid #e5e7eb;border-radius:12px;padding:.85rem 1rem;margin:.6rem 0;background:#fafafa}\n .note{background:#f8fafc;border-left:4px solid #2563eb;padding:.85rem 1rem;border-radius:8px}\n \u003c\/style\u003e\n\n\u003ch2\u003eLightweight Caster Wheels for Robot Balance, Support, and Smooth Movement\u003c\/h2\u003e\n\n \u003cp\u003e\n The \u003cstrong\u003eJSumo Plastic Caster Wheel\u003c\/strong\u003e is a simple but useful support wheel option for lightweight robot builds. JSumo describes this product as a\n \u003cstrong\u003emini plastic caster wheel pair\u003c\/strong\u003e intended for \u003cstrong\u003elight weight projects\u003c\/strong\u003e.\n \u003c\/p\u003e\n\n \u003cp\u003e\n These caster wheels are especially useful in \u003cstrong\u003eline follower robots\u003c\/strong\u003e and other small mobile robots where you need a free-rolling support point\n to stabilize a two-motor drive layout without adding much cost or weight.\n \u003c\/p\u003e\n\n \u003cdiv class=\"note\"\u003e\n\u003cstrong\u003eOriginal JSumo product:\u003c\/strong\u003e We list this item as a distributor, so the product title now starts with JSumo for clearer brand matching.\u003c\/div\u003e\n\n \u003cdiv class=\"note\"\u003e\n \u003cstrong\u003ePractical use:\u003c\/strong\u003e JSumo specifically notes using these caster wheels in line follower robot projects such as the Bolt Line Follower Robot Kit.\n \u003c\/div\u003e\n\n \u003ch3\u003eWhy you'll love it\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eLightweight support:\u003c\/strong\u003e Great for small robot designs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSimple free-rolling design:\u003c\/strong\u003e Helps improve balance and movement\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eGood for line followers:\u003c\/strong\u003e Common support wheel style for line tracking robots\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBudget friendly:\u003c\/strong\u003e Low-cost robot mechanical part\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEasy to integrate:\u003c\/strong\u003e Useful in custom student and hobby projects\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhat you can build\u003c\/h3\u003e\n \u003cp\u003e\n Use plastic caster wheels in line follower robots, small classroom robots, lightweight drive bases, Arduino robot projects, and simple autonomous vehicles.\n \u003c\/p\u003e\n\n \u003ch3\u003eStarter bundles\u003c\/h3\u003e\n \u003cp\u003e\n Pair it with \u003ca href=\"\/search?q=dc+motor\"\u003esmall DC motors\u003c\/a\u003e, a \u003ca href=\"\/search?q=line+sensor\"\u003eline sensor\u003c\/a\u003e,\n a compact controller board, and a lightweight chassis.\n \u003c\/p\u003e\n\n \u003ch3\u003eRecommended add-ons\u003c\/h3\u003e\n \u003cp\u003e\n Useful extras include wheels, motors, motor drivers, line sensors, and small robot chassis plates for a complete basic robot build.\n \u003c\/p\u003e\n\n \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n \u003ctable\u003e\n \u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003ctd\u003eMini JSumo Plastic Caster Wheel Pair\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003cth\u003eProduct Code\u003c\/th\u003e\n\u003ctd\u003eJS15326\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eFree-rolling plastic caster wheel pair\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003cth\u003eBest Use\u003c\/th\u003e\n\u003ctd\u003eLightweight robot projects and line follower robots\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003c\/table\u003e\n\n \u003ch3\u003ePinout \u0026amp; usage notes\u003c\/h3\u003e\n \u003cp\u003e\n Caster wheels work best when mounted at a height that keeps the robot stable without reducing traction on the main drive wheels.\n Test caster placement carefully to avoid unnecessary drag or wobble.\n \u003c\/p\u003e\n\n \u003ch3\u003eWhat’s in the box\u003c\/h3\u003e\n \u003cp\u003e1 × Pair of mini plastic caster wheels\u003c\/p\u003e\n\n \n\n \u003ch3\u003eRelated JSumo products that commonly use caster support\u003c\/h3\u003e\n \u003ctable\u003e\n \u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003cth\u003eRobot type\u003c\/th\u003e\n\u003cth\u003eWhy pair it\u003c\/th\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/bolt-pid-controlled-line-follower-kit-without-battery\"\u003eJSumo Bolt PID Controlled Line Follower Kit (Without Battery)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eLine follower\u003c\/td\u003e\n\u003ctd\u003eJSumo notes this caster style is used on light line follower projects.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/storm-line-follower-kit\"\u003eJSumo Storm Line Follower Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eLine follower\u003c\/td\u003e\n\u003ctd\u003eUseful when you want a low-cost support wheel for small and light robot layouts.\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdiv class=\"faq-list\"\u003e\n \u003cdiv class=\"faq\"\u003e\n\u003cstrong\u003eWhat is this used for?\u003c\/strong\u003e It is a support wheel pair for lightweight robots and line follower projects.\u003c\/div\u003e\n \u003cdiv class=\"faq\"\u003e\n\u003cstrong\u003eIs it good for line followers?\u003c\/strong\u003e Yes. JSumo specifically mentions using it in line follower robot projects.\u003c\/div\u003e\n \u003cdiv class=\"faq\"\u003e\n\u003cstrong\u003eIs this a driven wheel?\u003c\/strong\u003e No. It is a caster support wheel, not a powered drive wheel.\u003c\/div\u003e\n \u003cdiv class=\"faq\"\u003e\n\u003cstrong\u003eCan I use it in student robot builds?\u003c\/strong\u003e Yes. It is a practical low-cost part for basic robot chassis designs.\u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e","brand":"JSumo","offers":[{"title":"Default Title","offer_id":52445514793249,"sku":"JS15326","price":63.0,"currency_code":"PHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/1491\/5617\/files\/mini-plastic-caster-wheel-pair-149-17-B.jpg?v=1773466216","url":"https:\/\/circuit.rocks\/products\/jsumo-plastic-caster-wheel","provider":"circuitrocks","version":"1.0","type":"link"}