{"product_id":"u-pulley-roller-for-sliding-doors-and-windows-trac","title":"U Pulley Roller For Sliding Doors And Windows Track Systems U Shape Wheel With Slick Lubrication Durable 8x40x21mm Pulleys Replacement Drive Gear Heavy Duty Hardware Track Components Set Of 4","description":"\u003cdiv\u003eU Pulley Roller Set for Sliding Doors \u0026amp; Windows, 4-Pack\u003cbr\u003e\n✔️ 8x40x21mm U-shaped pulley with internal grease for smooth use \u003cp\u003eThese U-shaped pulleys are replacement drive components designed for sliding door and window track systems, delivering smooth, quiet operation on daily use.\u003c\/p\u003e ✅ Inner Diameter: 8mm\u003cbr\u003e\n✅ Outer Diameter: 40mm\u003cbr\u003e\n✅ Thickness: 20.7mm\u003cbr\u003e\n✅ Material: Metal, plastic; Color: Black\u003cbr\u003e\n✅ Model: 0840UU; Type: U\u003cbr\u003e\n✅ Weight: approx. 109g\u003cbr\u003e\n✅ Package: 4 pulleys\u003cbr\u003e \u003cp\u003e💡 What is a U-shaped pulley used for in sliding doors and windows track systems?\u003c\/p\u003e\n\u003cp\u003eThis handy replacement part helps your doors glide smoothly along tracks, reducing friction and wear.\u003c\/p\u003e\n- handy replacement for sliding door and window track systems\u003cbr\u003e\n- reduces friction on U-shaped wheels in rail-driven hardware\u003cbr\u003e\n- supports smooth, quiet operation in daily use\u003cbr\u003e\n- compatible with common 8x40x21mm U-pulley sizes\u003cbr\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49131899748587,"sku":"VXB07N2KNDMC","price":58.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61PEbz4NJ3L.jpg?v=1785532087","url":"https:\/\/vxb.com\/products\/u-pulley-roller-for-sliding-doors-and-windows-trac","provider":"VXB Bearings","version":"1.0","type":"link"}