{"product_id":"v-groove-bearing-pulleys-3x12x4mm-for-rail-track-l","title":"V Groove Bearing Pulleys 3x12x4mm For Rail Track Linear Motion System, Small Fixed Pulleys Pack, Carbon Steel V623zz Bearings, Rock Solid Smooth Glide, Heavy Duty 20pcs Bulk Pack","description":"\u003cdiv\u003eV Groove Bearing Pulleys for Rail Track 3x12x4mm Pack\u003cbr\u003e\n✔️ 20pc pack carbon steel V623ZZ V Groove pulleys 3x12x4mm \u003cp\u003eThese small fixed pulleys are made from carbon steel for rail track linear motion systems, offering rock-solid, smooth glide along guided rails. The 1.4mm deep V groove helps keep wheels aligned during operation, making them suitable for machinery, CNC rigs, and hobby projects.\u003c\/p\u003e \u003cp\u003e✅ Carbon steel construction ensures durability for heavy use \u003cbr\u003e\n✅ Double shielding protects lubricant and keeps debris out \u003cbr\u003e\n✅ V groove depth of 1.4mm provides stable rail guidance \u003cbr\u003e\n✅ Size 3x12x4mm; pack of 20 for bulk projects\u003c\/p\u003e \u003cp\u003e💡 What is a V groove bearing pulley used for in rail track linear motion systems?\nThis handy component helps you run guided motion on rails with precise alignment.\n- V groove riding on rails provides stable guidance and reduces wobble \u003cbr\u003e\n- Carbon steel, double-shielded bearings resist wear and keep lubrication in \u003cbr\u003e\n- Designed for 3x12x4mm sizing and can be used in bulk packs for projects\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49080431018219,"sku":"VXB08PFT1NHS","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/81QY0x-iXmL_e6d1a61f-4c80-4622-86b9-8ef0af46ce2c.jpg?v=1784618150","url":"https:\/\/vxb.com\/products\/v-groove-bearing-pulleys-3x12x4mm-for-rail-track-l","provider":"VXB Bearings","version":"1.0","type":"link"}