{"product_id":"p-2087458","title":"10Pcs 623ZZ U Groove Track Guide Bearing, 3x12x4mm U Groove Roller Wheel","description":"\u003cstrong\u003eProduct Details\u003c\/strong\u003e \u003cbr\u003eMaterial: Carbon Steel\u003cbr\u003eBore: 3mm \/ 0.12 Inch\u003cbr\u003eOuter Diameter: 12mm \/ 0.47 Inch\u003cbr\u003eWidth: 4mm \/ 0.16 Inch\u003cbr\u003eGroove Width: 2.3mm \/ 0.09 Inch\u003cbr\u003eGroove Depth: 1.2mm \/ 0.05 Inch\u003cbr\u003ePackage: 10Pcs x U-Groove Ball Bearings + 1 Pair of Installation Gloves\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMaterial\u003cbr\u003e\u003c\/strong\u003eMade of carbon steel with superior hardness and wear resistance, providing excellent working life and load-bearing capacity under continuous rolling contact. The chrome steel composition resists corrosion and maintains dimensional stability across demanding operating conditions.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003cbr\u003eEquipped with double-sided metal shields that retain internal grease and block dust particles from entering, reducing maintenance needs and extending service life. The U-groove profile provides precise linear motion guidance along rail tracks, ensuring smooth and quiet rolling performance.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003cbr\u003eSuitable for rail track systems, 3D printers, aluminum doors and windows, sliding barn doors, pulleys, drawers, household appliances, and various guide rail equipment requiring stable rolling motion.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eEasy to Install\u003c\/strong\u003e\u003cbr\u003eSlide the bearing onto the guide rail and confirm it runs smoothly along the track before securing. Ensure the rail surface is clean and free of debris for optimal tracking. Apply a thin layer of grease to the groove if needed to reduce friction and noise during operation. The included installation gloves protect your hands throughout the assembly process.","brand":"Harfington","offers":[{"title":"Default Title","offer_id":48881472635129,"sku":"a26040200ux0930","price":7.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/2477\/6095\/files\/ux_a26040200ux0930_ux_g03.jpg?v=1787400510","url":"https:\/\/www.harfington.com\/products\/p-2087458","provider":"Harfington","version":"1.0","type":"link"}