{"product_id":"single-34-in-narrow-width-set-screw-locking-shaft","title":"Single 3\/4 in narrow-width set-screw locking shaft collar B4-12 normal series for shafts and linear slide units, compatible with sealed ball bearing assemblies, durable finish","description":"Single 3\/4 in narrow set-screw locking shaft collar\u003cbr\u003e\n✔️ Bore 3\/4 in, narrow width, set-screw locking, single item\n\n\u003cp\u003eThis single-piece shaft collar secures shafts in linear slide units, roller assemblies, and sealed ball bearing setups where a low-profile set-screw lock is needed.\u003c\/p\u003e\n\n✅ B4-12 normal series geometry, narrow profile for tight spacing\u003cbr\u003e\n✅ 3\/4 in bore with set-screw locking for reliable axial hold\u003cbr\u003e\n✅ Suited for linear slide unit mounts and sealed ball bearing housings\u003cbr\u003e\n✅ Durable finish for shop and light industrial use, easy install\u003cbr\u003e\n✅ Single piece pack, fits standard shafts and common maintenance tools\u003cbr\u003e\n\n\u003cp\u003e💡 What is a shaft collar used for on linear slide units and sealed ball bearing setups? \nA shaft collar is a handy mechanical stop that keeps shafts in position and protects bearings during motion. \n- Keeps axial position for linear slide units, preventing unwanted shaft travel and bearing preload shifts\n- Works with sealed ball bearing assemblies to maintain spacing and reduce side loads\n- Offers quick set-screw locking for easy adjustments, alignment, and maintenance tasks\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47971445113067,"sku":"MRO3349","price":374.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/a806f3e48310cf18a6923279229dd8dd.jpg?v=1775242020","url":"https:\/\/vxb.com\/products\/single-34-in-narrow-width-set-screw-locking-shaft","provider":"VXB Bearings","version":"1.0","type":"link"}