{"product_id":"single-direction-caster-wheel-for-diy-small-cart","title":"Single-Direction Caster Wheel for DIY Small Cart","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\u003ePractical Wheel for Maker, Student, and Prototype Builds\u003c\/h2\u003e\n\n \u003cp\u003e\n The \u003cstrong\u003eSingle Direction Caster Wheel for DIY Small Cart\u003c\/strong\u003e is a practical \u003cstrong\u003ewheel\u003c\/strong\u003e from \u003cstrong\u003eCircuitrocks\u003c\/strong\u003e for students, makers, and repair-friendly builds. It fits well in projects that need robot wheel replacements, while keeping setup straightforward for testing and prototype work.\n \u003c\/p\u003e\n\n \u003cp\u003e\n Compared with generic parts, this product stands out through details such as \u003cstrong\u003ewheel\u003c\/strong\u003e. That makes it a solid choice for Arduino, ESP32, Raspberry Pi, robotics, motion-control, and workshop projects where matching the right part from the start saves time.\n \u003c\/p\u003e\n\n \u003cdiv class=\"note\"\u003e\n \u003cstrong\u003eImportant:\u003c\/strong\u003e Always match the electrical rating, size, and control method of this part with the rest of your setup before full-power testing.\n \u003c\/div\u003e\n\n \u003ch3\u003eWhy you'll love it\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eUseful traction upgrade:\u003c\/strong\u003e adds useful value when choosing parts for a build\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eGood for robot replacements:\u003c\/strong\u003e adds useful value when choosing parts for a build\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEasy to match by size:\u003c\/strong\u003e adds useful value when choosing parts for a build\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHelps complete mobile robot assemblies:\u003c\/strong\u003e adds useful value when choosing parts for a build\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhat you can build\u003c\/h3\u003e\n \u003cp\u003e\n This product is a good fit for robot car replacements, traction upgrades, and custom drivetrains. It works especially well in student projects, quick repairs, and prototype builds where part availability, straightforward hookup, and predictable results matter.\n \u003c\/p\u003e\n\n \u003ch3\u003eStarter bundles\u003c\/h3\u003e\n \u003cp\u003e\n This works best when matched with the correct motors, shafts, brackets, bearings, belts, or fasteners already planned for your build.\n \u003c\/p\u003e\n\n \u003ch3\u003eRecommended add-ons\u003c\/h3\u003e\n \u003cp\u003e\n Useful add-ons include motors, hubs, axles, chassis kits, and replacement tires. You can also compare it with \u003ca href=\"https:\/\/circuit.rocks\/products\/caster-wheel-steel-ball-w420-2\"\u003eCaster Wheel Steel Ball W420\u003c\/a\u003e, \u003ca href=\"https:\/\/circuit.rocks\/products\/rubber-wheel-136x24mm-kit\"\u003eDFRobot Rubber Wheel 136x24mm Kit - Pair w\/ Hubs \u0026amp; Hardware\u003c\/a\u003e.\n \u003c\/p\u003e\n\n \u003ch3\u003eComparison table\u003c\/h3\u003e\n \u003ctable\u003e\n \u003ctr\u003e\n\u003cth\u003eCompared Product\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003cth\u003eKey Difference\u003c\/th\u003e\n\u003cth\u003eDirect Link\u003c\/th\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/circuit.rocks\/products\/caster-wheel-steel-ball-w420-2\"\u003eCaster Wheel Steel Ball W420\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003erobot wheel replacements\u003c\/td\u003e\n\u003ctd\u003eCaster Wheel Steel Ball\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/circuit.rocks\/products\/caster-wheel-steel-ball-w420-2\"\u003eView product\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/circuit.rocks\/products\/rubber-wheel-136x24mm-kit\"\u003eDFRobot Rubber Wheel 136x24mm Kit - Pair w\/ Hubs \u0026amp; Hardware\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003erobot wheel replacements\u003c\/td\u003e\n\u003ctd\u003e136x24mm\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/circuit.rocks\/products\/rubber-wheel-136x24mm-kit\"\u003eView product\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/circuit.rocks\/products\/wheel-d80mm-silicone-for-tt-motor\"\u003eDFRobot D80mm Silicone Wheel for TT Motor\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003erobot wheel replacements\u003c\/td\u003e\n\u003ctd\u003eDFRobot D80mm Silicone Wheel\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/circuit.rocks\/products\/wheel-d80mm-silicone-for-tt-motor\"\u003eView product\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003c\/table\u003e\n\n \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n \u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eProduct\u003c\/th\u003e\n \u003ctd\u003eSingle Direction Caster Wheel for DIY Small Cart\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBrand\u003c\/th\u003e\n \u003ctd\u003eCircuitrocks\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eProduct Type\u003c\/th\u003e\n \u003ctd\u003eWheel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCategory\u003c\/th\u003e\n \u003ctd\u003eCasters\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003ePrimary SKU\u003c\/th\u003e\n \u003ctd\u003eAN802\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eProduct URL\u003c\/th\u003e\n \u003ctd\u003ehttps:\/\/circuit.rocks\/products\/single-direction-caster-wheel-for-diy-small-cart\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/table\u003e\n\n \u003ch3\u003ePinout \u0026amp; power notes\u003c\/h3\u003e\n \u003cp\u003e\n This is a passive mechanical part, so fit is the key detail. Check the shaft style, hub size, tire diameter, and mounting method before final assembly.\n \u003c\/p\u003e\n\n \u003ch3\u003eWhat’s in the box\u003c\/h3\u003e\n \u003cp\u003e\n 1 × Single Direction Caster Wheel for DIY Small Cart\n \u003c\/p\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdiv class=\"faq-list\"\u003e\n \u003cdiv class=\"faq\"\u003e\n \u003cstrong\u003eCan this work with Arduino or similar boards?\u003c\/strong\u003e\n Yes, as long as the voltage, control method, and wiring match your controller and power supply.\n \u003c\/div\u003e\n \u003cdiv class=\"faq\"\u003e\n \u003cstrong\u003eDoes this need electrical wiring?\u003c\/strong\u003e\n No. These are passive or mixed-use parts, so fit, size, mounting, and included components are the main checks before use.\n \u003c\/div\u003e\n \u003cdiv class=\"faq\"\u003e\n \u003cstrong\u003eIs this good for student and prototype builds?\u003c\/strong\u003e\n Yes. It fits well in testing, learning, and proof-of-concept projects when matched with the right support parts.\n \u003c\/div\u003e\n \u003cdiv class=\"faq\"\u003e\n \u003cstrong\u003eHow do I choose the right one?\u003c\/strong\u003e\n Check the hole size, shaft fit, thread pitch, spacing, and overall dimensions before ordering.\n \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e","brand":"circuitrocks","offers":[{"title":"Default Title","offer_id":45837087899937,"sku":"AN802","price":69.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/1491\/5617\/products\/single-direction-caster-wheel-for-diy-small-cart-1975.jpg?v=1689740353","url":"https:\/\/circuit.rocks\/products\/single-direction-caster-wheel-for-diy-small-cart","provider":"circuitrocks","version":"1.0","type":"link"}