{"product_id":"40mm-by-55mm-aluminum-flexible-shaft-coupling-with","title":"40mm By 55mm Aluminum Flexible Shaft Coupling With 15 To 20mm Bore Zero Backlash High Torque Plum Elastomer For 3D Printers CNC Machines And Servo Stepper Motors","description":"\u003cdiv\u003e40x55mm aluminum flexible shaft coupling with 15-20mm bore\u003cbr\u003e\n✔️ 40x55mm aluminum housing, 15-20mm bore, single-piece, zero-backlash, high torque \u003cp\u003eThis 40x55mm aluminum flexible shaft coupling connects motors to shafts in compact builds like 3D printers, CNC machines, and servo\/stepper systems. It uses a plum blossom elastomer to absorb vibration, resist oil, insulate electrically, and operate from -20 to 80 C. The zero-backlash design ensures precise torque transfer under light loads.\u003c\/p\u003e \u003cp\u003e✅ Size: 40 mm diameter, 55 mm length; bore 15-20 mm \u003cbr\u003e✅ Material: aluminum body with plum elastomer insert \u003cbr\u003e✅ Zero-backlash torque transmission under low torque conditions \u003cbr\u003e✅ Torque capacity exceeds traditional claw couplings by over 2x \u003cbr\u003e✅ Oil resistance and electrical insulation; operating -20 to 80 C \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a flexible shaft coupling used for in hobby CNC machines and 3D printers?\u003c\/p\u003e\n\u003cp\u003eA handy explanation of why folks pick these couplings for precise torque transfer and vibration damping.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAbsorbs vibration and compensates for minor misalignment in compact setups\u003c\/li\u003e\n\u003cli\u003eDelivers reliable torque transfer with low backlash across small drives\u003c\/li\u003e\n\u003cli\u003eDurable aluminum housing and plum elastomer resist oil and heat (-20 to 80 C)\u003c\/li\u003e\n\u003cli\u003eFits 15-20 mm bore shafts common in printers and CNC gearboxes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077447233771,"sku":"VXB0DBVYZFTG","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51iU2zecRSL_2d94ab2d-9db3-4023-a846-f9f4ba633c2b.jpg?v=1775865496","url":"https:\/\/vxb.com\/products\/40mm-by-55mm-aluminum-flexible-shaft-coupling-with","provider":"VXB Bearings","version":"1.0","type":"link"}