{"product_id":"pu4x13x4zz-c1-l5-m4-green-polyuret","title":"PU4x13x4ZZ C1 L5 Bearing – Soft Green PU Coated - M4 Stud – 4mm x 13mm x 4mm","description":"\u003cp\u003ePU4x13x4ZZ C1 L5 Bearing – Soft Green PU Coated\u003cbr\u003e✔️  M4 Stud – 4mm x 13mm x 4mm with Shielded Seals\u003c\/p\u003e\n\u003cp\u003eThis PU-coated bearing with an M4 stud is designed for light-load motion applications like sliding tracks, drawer systems, or automated machinery. Its soft green polyurethane layer provides quiet, smooth operation and excellent surface grip.\u003c\/p\u003e\n\u003cp\u003e✅ Size: 4mm ID x 13mm OD x 4mm width\u003cbr\u003e✅ Outer ring: Green polyurethane coating\u003cbr\u003e✅ Inner ring: With protract (extended)\u003cbr\u003e✅ Seal: Shielded (ZZ) for debris protection\u003cbr\u003e✅ Stud: M4 thread with 5mm screw length\u003cbr\u003e✅ Application: Soft-contact rolling, guiding, or sliding systems\u003cbr\u003e✅ Quantity: 1 bearing\u003c\/p\u003e\n\u003cp\u003e💡 Why use polyurethane-coated bearings?\u003cbr\u003ePolyurethane-covered bearings reduce noise, protect delicate surfaces, and offer better grip and wear resistance compared to bare metal. They're a smart choice for furniture sliders, robotics, and precision equipment with soft contact needs.\u003c\/p\u003e\n\u003cp\u003eA quiet and grippy bearing built for smooth control in compact motion systems.\u003cbr\u003e\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49313354088641,"sku":"PU4-13-4-C1-L5-M4-GREEN","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/3_43_c02b378f-d797-4154-bf92-280f95dc515a.jpg?v=1753887942","url":"https:\/\/smallbearings.com\/zh\/products\/pu4x13x4zz-c1-l5-m4-green-polyuret","provider":"Small Bearings","version":"1.0","type":"link"}