{"product_id":"p-2092100","title":"4 Pcs 4x13x6mm U Groove Bearings for Rail Track Linear Motion System","description":"These rail ball bearings are widely used in industrial machinery, automobiles, ships, household appliances, healthcare systems, electric motors, and more. Great for 3D printers, aluminum doors and windows, sliding barn doors, drawers, and custom machinery projects, these bearings provide smooth linear motion guidance.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003cbr\u003eColor: Silver\u003cbr\u003eMaterial: Bearing Steel(GCr15)\u003cbr\u003eBolt Size: M4\u003cbr\u003eWidth: 6mm \/ 0.24 inch\u003cbr\u003eWheel Diameter: 13mm \/ 0.51 inch\u003cbr\u003eInner Diameter: 4mm \/ 0.16 inch\u003cbr\u003eGroove Width: 3.5mm \/ 0.14 inch\u003cbr\u003ePacking List: 4Pcs x U Groove Bearing, 4Pcs Guide Rail Roller, 4Pcs x M4 bolt\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eAdvantage:\u003c\/strong\u003e\u003cbr\u003eThese U-groove guide pulleys are made of high-hardness, wear-resistant bearing steel (GCr15), offering strong load-bearing capacity and rust resistance, ensuring smooth operation even under high loads. \u003cbr\u003eThe double-sided seal design effectively locks in lubricant, effectively preventing it from seeping into the bearing interior, reducing the risk of damage and ensuring stable performance.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eInstruction:\u003c\/strong\u003e\u003cbr\u003eFor easy installation, simply press-fit these groove guide pulleys into your existing rail system or machinery.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cbr\u003ePlease confirm compatibility with your specific rail track system before purchasing. Please check the dimensions before purchasing. Hand-measured data may vary slightly.","brand":"Harfington","offers":[{"title":"Default Title","offer_id":48884110491897,"sku":"a25062500ux0501","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/2477\/6095\/files\/ux_a25062500ux0501_ux_g03.jpg?v=1787437229","url":"https:\/\/www.harfington.com\/en-gb\/products\/p-2092100","provider":"Harfington","version":"1.0","type":"link"}