{"product_id":"polymer-sbr20uu-20mm-low-noise-lin","title":"Polymer SBR20UU 20mm Low noise Linear Motion Ball Bearing Slide Unit","description":"\u003cp\u003ePolymer SBR20UU Linear Motion Slide Unit\u003cbr\u003e✔️ 20mm Shaft - Low Noise Ball Bearing in Aluminum Truck\u003c\/p\u003e\n\u003cp\u003eThe SBR20UU polymer slide unit is a 20mm linear motion bearing housed in an aluminum block for easy mounting. Designed for quiet operation and smooth motion, this self-lubricating unit features a solid polymer liner that resists wear and eliminates the need for oil, making it ideal for 3D printers, CNC machines, and automation equipment.\u003c\/p\u003e\n\u003cp\u003e✅ Inner contact diameter: 20mm\u003cbr\u003e✅ Solid polymer liner reduces noise and friction\u003cbr\u003e✅ Housed in a durable aluminum slide unit\u003cbr\u003e✅ Self-lubricating - no oil required\u003cbr\u003e✅ Dust-proof and maintenance-free\u003cbr\u003e✅ Lightweight with high wear resistance\u003cbr\u003e✅ Quantity: 1 slide unit bearing\u003c\/p\u003e\n\u003cp\u003e💡 \u003cem\u003eWhat are the benefits of polymer linear slide units?\u003c\/em\u003e\u003cbr\u003ePolymer-based linear bearings offer quiet, smooth motion without the need for lubrication - ideal for clean environments, lightweight assemblies, and systems where reduced maintenance is a priority.\u003c\/p\u003e\n\u003cp\u003eA quiet, energy-efficient upgrade for sliding systems that demand stable, low-friction travel.\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49313027883201,"sku":"POLYMER-SBR20UU","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/polymer-sbr20uu-20mm-low-noise-linear-motion-ball-bearing-pillow-block-vxb-ball-bearings-1-32680645296363_b7f7e2ec-4f04-4782-a6d6-b979f6eac451.jpg?v=1748647294","url":"https:\/\/smallbearings.com\/zh\/products\/polymer-sbr20uu-20mm-low-noise-lin","provider":"Small Bearings","version":"1.0","type":"link"}