{"product_id":"rigid-coupling-6mm-to-8mm-bore-shaft-coupler-alumi","title":"Rigid Shaft Coupling 6 mm To 8 mm Bore Aluminum Alloy 25 mm Length 20 mm Diameter For 3D Printer CNC Machines DIY Encoder With H7 Tolerance Anodized 6061 T6 Aluminum Beefy High Torque Sinoblu","description":"\u003cdiv\u003eRigid Aluminum 6-8 mm Shaft Coupling - 1 pc CNC \u0026amp; 3D\u003cbr\u003e\n✔️ Bore 6-8 mm, 25 mm length, 20 mm diameter, 6061-T6 anodized precision \u003cp\u003eA rigid shaft coupling connects two shafts to transfer torque with zero backlash. It's a compact, high-torque connector commonly used in CNC machines, 3D printers, spindles, and servo- or stepper-motor setups, and it pairs well with linear slide units for precise motion.\u003c\/p\u003e ✅ 6061-T6 aluminum body with anodized finish for durability and corrosion resistance\u003cbr\u003e\n✅ H7 hole tolerance, go\/no-go gauge inspection ensures a precise fit\u003cbr\u003e\n✅ Zero-backlash design for accurate torque transmission\u003cbr\u003e\n✅ Lightweight, ultra-low inertia for high-speed rotation\u003cbr\u003e\n✅ High temperature and oil resistance for demanding environments\u003cbr\u003e\n✅ Wide usage: CNC machines, servo motors, spindles, and stepper motors\u003cbr\u003e\n \u003cp\u003e💡 What is a rigid shaft coupling used for in precision CNC and 3D printer setups?\u003cbr\u003eRigid shaft couplings are handy for clean torque transfer, maintaining alignment, and reducing play in high-torque setups.\u003cbr\u003e- transfers torque with minimal backlash\u003cbr\u003e- maintains precise shaft alignment under load\u003cbr\u003e- handles high-speed rotation with low inertia\u003cbr\u003e- minimizes maintenance for long life \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":47901993042155,"sku":"VXB097ZBMJ7L","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/41bMrfNP-RS.jpg?v=1772981407","url":"https:\/\/vxb.com\/products\/rigid-coupling-6mm-to-8mm-bore-shaft-coupler-alumi","provider":"VXB Bearings","version":"1.0","type":"link"}