{"product_id":"heavy-duty-nylon-pulley-roller-with-u-shape-groove","title":"Heavy Duty Nylon Pulley Roller With U-Shape Groove And Flat Wheel, 8x40x20mm Guide Bearing Rail Ball Wheel, Black Plastic Pulley For Smooth Quiet Motion In 3D Printers And Machinery","description":"\u003cdiv\u003eDurable Nylon Pulley Roller with U-Groove for quiet motion\u003cbr\u003e\n✔️ Inner 8mm, outer 40mm, thickness 20mm nylon pulley \u003cp\u003eThis heavy-duty nylon pulley roller uses a U-shaped groove to guide belts smoothly in small machinery and 3D printers. It comes in black nylon\/plastic with a bore of 8 mm, outer diameter 40 mm, and thickness 20 mm. Package Content: 1 x Bearing Pulley. Ideal for compact setups like printer frames, small CNC, sliding doors, cabinets, and general belt-driven motion systems where precise belt alignment matters.\u003c\/p\u003e \u003cp\u003e✅ Inner bore 8mm, outer diameter 40mm, thickness 20mm for a snug fit in 8x40x20 mm layouts\u003cbr\u003e✅ Nylon\/plastic body minimizes noise and vibration for smooth operation\u003cbr\u003e✅ U-shaped groove guides belts and supports movement with low wear\u003cbr\u003e✅ Suitable for small machinery, printers, sliding doors and cabinet applications\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a bearing pulley used for in small machinery and 3D printers? This handy part keeps belts aligned for smooth, accurate motion.\u003cbr\u003e\n- Belt guidance and tension control\u003cbr\u003e\n- Reduces friction in moving parts\u003cbr\u003e\n- Compatible with 8x40x20 mm shaft arrangements\u003cbr\u003e\n- Ideal for compact CNC, printers, and sliding door guides\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49131916263659,"sku":"VXB0DK9SP5WF","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51sbEYeNmiL.jpg?v=1785535724","url":"https:\/\/vxb.com\/products\/heavy-duty-nylon-pulley-roller-with-u-shape-groove","provider":"VXB Bearings","version":"1.0","type":"link"}