{"product_id":"shimano-sm-hb20-center-lock-rotor-lockring-external-spline-15-20mm-thru-axle-21g","title":"Shimano SM-HB20 Center Lock Rotor Lockring External Spline 15\/20mm Thru Axle 21g","description":"\u003cp\u003e\u003cstrong\u003eProduct Overview:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSecure your Center Lock disc brake rotors with the genuine Shimano SM-HB20 lockring.\u003c\/p\u003e\n\u003cp\u003eDesigned with an external spline (serration), this lockring is specifically engineered for hubs with oversized axles (15mm or 20mm thru-axles) where a standard internal cassette tool cannot fit.\u003c\/p\u003e\n\u003cp\u003eLightweight and durable, it provides reliable braking performance for your mountain, road, or gravel bike.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBrand: Shimano\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel: SM-HB20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eType: Center Lock Rotor Lockring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTool Interface: External Spline (Requires a standard 44mm 16-notch Bottom Bracket tool, e.g., Shimano TL-FC32, TL-FC36)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial: Aluminum Alloy \/ Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eColor: Black\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: Approx. 21g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecommended Torque: 40 N-m\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGenuine Shimano replacement component for optimal fit and durability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExternal serration design accommodates larger thru-axles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrinted with \"SHIMANO\" and \"LOCK 40N-m\" torque indicators.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision engineering ensures your rotor stays tightly secured under heavy braking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFits standard Shimano Center Lock brake rotors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned primarily for front and rear hubs with 15mm or 20mm Thru-Axles (E-Thru).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003eBackwards compatible:\u003c\/em\u003e Can also be used on 12mm thru-axle and Quick Release (QR) hubs if you prefer using a bottom bracket tool for installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e This lockring CANNOT be installed using a standard cassette lockring tool. You MUST use an outboard bottom bracket tool.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Shimano SM-HB20 Center Lock Rotor Lockring (Bulk Packaging)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e(Note: Installation tools and brake rotors are NOT included)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":52492957515992,"sku":null,"price":16.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/1257\/3144\/files\/SM-HB20-01.jpg?v=1789720500","url":"https:\/\/www.ggyybuybox.com\/products\/shimano-sm-hb20-center-lock-rotor-lockring-external-spline-15-20mm-thru-axle-21g","provider":"ggyybuybox","version":"1.0","type":"link"}