{"product_id":"2gt-closed-loop-timing-belt-6mm-cnc-3d-printer-300mm-396mm","title":"2GT Closed-Loop Timing Belt 6mm Wide — CNC \u0026 3D Printer Drive Belt, 300mm–396mm Perimeter","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003e2GT Closed-Loop Timing Belt — Precise Motion Control for CNC Machines \u0026amp; 3D Printers\u003c\/h2\u003e\n\u003cp\u003eWhen a worn or incorrectly sized drive belt causes layer shifts on your 3D printer or positioning errors on your CNC router, the entire project is compromised. Makers, hobbyists, and small-shop machinists who rely on precise, repeatable motion need a 2GT closed-loop timing belt they can count on — one that installs quickly and stays in spec over thousands of cycles.\u003c\/p\u003e\n\u003cp\u003eEach belt in this listing is a 2GT (GT2) closed-loop rubber timing belt with a 2mm tooth pitch and a fixed width of 6mm (≈0.24\"). Perimeter sizes range from 300mm (≈11.8\") to 396mm (≈15.6\") across 13 options, sold in packs of 1, 3, 5, or 10 pieces. The fiber-reinforced rubber construction keeps the belt dimensionally stable under normal operating tension.\u003c\/p\u003e\n\u003cp\u003eThese belts are commonly used as X-axis and Y-axis drive belts on FDM 3D printers such as Ender-series and Prusa-style machines, as motion drive belts on desktop CNC routers and laser engravers, and as replacement closed-loop timing belts for small automation rigs and robotics projects requiring low-backlash linear motion.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003eℹ️\u003c\/span\u003e \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for standard GT2 \/ 2GT pulleys with 2mm tooth pitch and 6mm belt width. Verify your machine's perimeter requirement before selecting a size. Available perimeters: 300, 302, 308, 320, 336, 348, 350, 360, 376, 386, 390, 392, 396mm.\u003c\/div\u003e\n\u003ch2\u003e✅ Key Features of These 2GT Closed-Loop Timing Belts\u003c\/h2\u003e\n\u003cul class=\"hdiy-features\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔁\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eClosed-Loop Design\u003c\/strong\u003e — Factory-joined loop eliminates the splice point found on open-ended belts, reducing the risk of separation during high-cycle 3D printer or CNC router operation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e2mm GT2 Tooth Pitch\u003c\/strong\u003e — Matches the widely adopted GT2 standard, providing low-backlash engagement with 2GT pulleys for accurate positioning on linear motion axes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e6mm Fixed Width\u003c\/strong\u003e — Fits standard 6mm belt channels, idler pulleys, and tensioners without modification — a direct drop-in for most desktop 3D printer drive belt replacements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🧵\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eFiber-Reinforced Rubber Body\u003c\/strong\u003e — Internal cord reinforcement helps maintain consistent tension and resists elongation under the repetitive loading typical of CNC router drive belt applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📦\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eMulti-Pack Options\u003c\/strong\u003e — Available in 1, 3, 5, or 10-piece packs so you can stock spares for multiple machines or a full workshop without overpaying for single-unit shipping.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔧\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eWide Size Selection\u003c\/strong\u003e — Thirteen perimeter options from 300mm to 396mm cover a broad range of axis spans, making it straightforward to find the correct closed-loop timing belt size for your specific machine.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📐 Technical Specifications — 2GT Closed-Loop Timing Belt\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBelt Type\u003c\/th\u003e\n\u003ctd\u003e2GT (GT2) Closed-Loop Timing Belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth Pitch\u003c\/th\u003e\n\u003ctd\u003e2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBelt Width\u003c\/th\u003e\n\u003ctd\u003e6mm (≈0.24\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Perimeters\u003c\/th\u003e\n\u003ctd\u003e300mm (≈11.8\"), 302mm (≈11.9\"), 308mm (≈12.1\"), 320mm (≈12.6\"), 336mm (≈13.2\"), 348mm (≈13.7\"), 350mm (≈13.8\"), 360mm (≈14.2\"), 376mm (≈14.8\"), 386mm (≈15.2\"), 390mm (≈15.4\"), 392mm (≈15.4\"), 396mm (≈15.6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBelt Material\u003c\/th\u003e\n\u003ctd\u003eRubber with fiber reinforcement (typically neoprene or similar elastomer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Pulley Standard\u003c\/th\u003e\n\u003ctd\u003eGT2 \/ 2GT, 2mm pitch, 6mm width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLoop Type\u003c\/th\u003e\n\u003ctd\u003eClosed-loop (no open ends)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePacking Quantity Options\u003c\/th\u003e\n\u003ctd\u003e1 Pcs \/ 3 Pcs \/ 5 Pcs \/ 10 Pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Applications\u003c\/th\u003e\n\u003ctd\u003e3D printer X\/Y axes, CNC router drive belts, laser engravers, small automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature Range\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-note\"\u003e\n\u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e \u003cstrong\u003eSize Tip:\u003c\/strong\u003e Measure your existing belt's outer perimeter or calculate from your pulley center-to-center distance before ordering. If you are unsure which size fits your machine, contact us with your printer or CNC model and we will help you confirm.\u003c\/div\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right perimeter length for my machine?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMeasure the center-to-center distance between your two pulleys, then calculate: \u003cem\u003ePerimeter ≈ 2 × center distance + (pulley circumferences)\u003c\/em\u003e. For example, a 300mm (≈11.8\") belt typically suits short-span axes on compact 3D printers or CNC routers, while a 396mm (≈15.6\") belt fits longer axis spans. When in doubt, consult your machine's belt routing diagram or contact us to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat pitch is this timing belt and what pulleys does it fit?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThis is a 2GT (GT2) belt with a \u003cstrong\u003e2mm tooth pitch\u003c\/strong\u003e. It is compatible with standard GT2 pulleys — typically 16T, 20T, or other tooth counts designed for 2mm pitch and 6mm belt width. Always verify your pulley's bore and tooth profile before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow strong is this belt — can it handle high-speed or high-torque applications?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003e2GT belts are generally rated for light-to-medium duty motion control. They are well-suited for 3D printer axes, laser engravers, and small CNC routers where positioning accuracy matters more than heavy load. For high-torque industrial applications, please contact us to confirm suitability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs this belt suitable for outdoor or humid environments?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe rubber compound used in 2GT belts generally offers moderate resistance to moisture and dust, making them suitable for typical indoor workshop conditions. Prolonged exposure to UV, oils, or extreme temperatures may reduce belt life. For outdoor or harsh-environment use, contact us to confirm compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow many belts come in each order?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYou can choose from \u003cstrong\u003e1, 3, 5, or 10 pieces\u003c\/strong\u003e per order using the Packing Quantity option above. Buying in larger quantities reduces the per-unit cost — ideal for stocking spares or outfitting multiple machines at once.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use this belt as a direct replacement for a worn or broken belt on my 3D printer?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eIn most cases, yes — as long as your printer uses a 2GT (GT2) closed-loop belt with 6mm width and a perimeter that matches one of our available sizes (300mm–396mm). Check your printer's documentation or measure the existing belt's outer circumference before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the width of this belt and does it fit standard 6mm belt guides?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThis belt is \u003cstrong\u003e6mm wide\u003c\/strong\u003e and is designed to run in standard 6mm belt channels and guides. It is compatible with most GT2 idler pulleys and tensioners designed for 6mm belts — no modification required in most setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your \u003cstrong\u003eperimeter size and quantity\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"300mm*6mm \/ 1 Pcs","offer_id":52369423139090,"sku":"GLFBBYWGLBZSJ060617x1","price":11.91,"currency_code":"USD","in_stock":true},{"title":"300mm*6mm \/ 3 Pcs","offer_id":52369423171858,"sku":"GLFBBYWGLBZSJ060617x3","price":22.18,"currency_code":"USD","in_stock":true},{"title":"300mm*6mm \/ 5 Pcs","offer_id":52369423204626,"sku":"GLFBBYWGLBZSJ060617x5","price":35.69,"currency_code":"USD","in_stock":true},{"title":"300mm*6mm \/ 10 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