{"product_id":"3mm-bore-bearing-x-135mm-u-groove-track-roll","title":"3mm Bore Bearing x 13.5mm U-Groove Track Roller Bearing 3x13.5x4.4mm","description":"\u003cp\u003e3mm Bore U-Groove Nylon Pulley Bearing\u003cbr\u003e ✨ 3mm x 13.5mm x 4.4mm - Track Roller with Built-In Steel Bearing\u003c\/p\u003e\n\u003cp\u003eThis U-groove track roller combines a smooth nylon pulley with a precision steel ball bearing for guided motion on rails or tracks. Ideal for sliding systems, 3D printers, and custom automation builds where light weight and quiet rolling are key.\u003c\/p\u003e\n\u003cp\u003e🟢 Inner Diameter (Bore): 3mm\u003cbr\u003e🟢 Outer Diameter: 13.5mm\u003cbr\u003e🟢 Tire Width: 4.4mm\u003cbr\u003e🟢 Pulley Material: White nylon for quiet, smooth operation\u003cbr\u003e🟢 Bearing: Built-in steel ball bearing\u003cbr\u003e🟢 Style: U-groove track roller bearing\u003cbr\u003e🟢 Standard: Metric\u003cbr\u003e🟢 Quantity: 1 bearing\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":44723172049094,"sku":"UGROOVE-3X13-5X4-4-BEARING","price":10.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/7375\/7638\/files\/3mm-bore-bearing-with-13-5mm-round-nylon-pulley-u-groove-track-roller-bearing-3x13-5x4-4mm-vxb-ball-bearings-1-32680599421163.jpg?v=1751315073","url":"https:\/\/bearings.net\/products\/3mm-bore-bearing-x-135mm-u-groove-track-roll","provider":"Bearings.net","version":"1.0","type":"link"}