{"product_id":"1-00ft-bore-clamping-two-piece-shaft-collar-4-pack-durable-303-ss","title":"1.00ft Bore Clamping Two Piece Shaft Collar (4 Pack) - Durable 303 SS","description":"\u003cp\u003eIn this review the 1.00' bore clamping two piece shaft collar (4 pack) is evaluated for workshop and marine use; the single biggest reason to buy is its reliable, even clamping in corrosive or wet environments. Coastal Machine Works supplies four precision-made split collars in 303 stainless steel that are deburred, engraved with the bore size, and fitted with stainless socket head screws, making them a sensible choice for anyone wanting a durable clamp-on solution that can be installed without removing other shaft components.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-piece design:\u003c\/strong\u003e Allows installation anywhere along the shaft without sliding off the end, saving time and avoiding disassembly of adjacent parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e303 stainless steel construction:\u003c\/strong\u003e Provides strong corrosion resistance suitable for wet environments and light chemical exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision machining:\u003c\/strong\u003e Deburred edges and engraved ID on the front face make identification simple and reduce the risk of sharp edges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded hardware:\u003c\/strong\u003e Two 1\/4-28 x 5\/8 stainless socket head screws per collar deliver even clamping pressure and a secure hold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack of four:\u003c\/strong\u003e Offers value and convenience for projects that require multiple collars or spare parts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis product is well suited to hobbyists, machinists, marine technicians, and fabricators who need a robust clamp-on collar that resists corrosion and provides high clamping force without marring shafts. The two-piece design and clear bore engraving make these collars practical for maintenance tasks, propeller drives, and setups where components cannot be slid off the shaft.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include users who need a different bore size or metric hardware, and applications demanding ultra-high-strength alloys beyond 303 stainless properties; for those needs a specialized collar or material would be more appropriate.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality 303 stainless steel construction delivers good corrosion resistance and a professional finish.\u003c\/li\u003e\n\u003cli\u003eTwo-piece split design offers strong, even clamping without shaft damage compared to set-screw styles.\u003c\/li\u003e\n\u003cli\u003eEach collar is deburred and engraved for quick identification and safer handling.\u003c\/li\u003e\n\u003cli\u003ePack of four with screws provides immediate value and readiness for multi-part jobs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome customers report slight variations in bore accuracy, so precision fits should be verified before final installation.\u003c\/li\u003e\n\u003cli\u003eNot suitable for applications requiring exotic alloys or metric fasteners.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eInside diameter (bore)\u003c\/td\u003e\n\u003ctd\u003e1.00 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside diameter\u003c\/td\u003e\n\u003ctd\u003e1.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e0.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e303 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack contents\u003c\/td\u003e\n\u003ctd\u003e4 split collars and matching screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrews\u003c\/td\u003e\n\u003ctd\u003e1\/4-28 x 5\/8 stainless socket head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of manufacture\u003c\/td\u003e\n\u003ctd\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 1.00' bore two-piece stainless shaft collar is a practical, well-made choice for most marine, industrial, and hobby applications that need corrosion resistance and strong clamp force. Its two-piece fit, engraved IDs, and included hardware make it good value for users who need reliable clamp-on performance without risk of shaft marring; check bore tolerance if an exact interference fit is required.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan these collars be installed without removing other components?\u003c\/strong\u003e\u003cbr\u003eYes. The two-piece split design allows the collar to be assembled around the shaft in place without sliding off the end.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre these collars suitable for wet or corrosive environments?\u003c\/strong\u003e\u003cbr\u003eYes. They are made from 303 stainless steel, which offers good corrosion resistance for wet conditions and mild chemical exposure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the screws come with the collars?\u003c\/strong\u003e\u003cbr\u003eYes. Each collar in the 4 pack includes its corresponding 1\/4-28 x 5\/8 stainless socket head screws.\u003c\/p\u003e","brand":"Coastal Machine Works","offers":[{"title":"Default Title","offer_id":48250123518171,"sku":"B09MMRJ39Y","price":34.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71_LEAvAN5L._SL1500.jpg?v=1770923333","url":"https:\/\/gearmusthave.com\/products\/1-00ft-bore-clamping-two-piece-shaft-collar-4-pack-durable-303-ss","provider":"GearMustHave","version":"1.0","type":"link"}