{"product_id":"5dev-titanium-ceramic-bottom-brackets","title":"5DEV Titanium Ceramic Bottom Brackets","description":"\u003cp\u003e\u003cstrong\u003e5DEV Titanium Ceramic Bottom Brackets\u003c\/strong\u003e are engineered as a true no-compromise interface between frame and crank—designed for riders who demand longevity, efficiency, and precision machining in equal measure. Built in San Diego, California, these bottom brackets combine premium materials with meticulous tolerances to deliver smooth rotation and long-term reliability under real-world riding loads.\u003c\/p\u003e\n\n\u003cp\u003eEach bottom bracket uses CNC-machined titanium bearing cups paired with a CNC-machined 6061 aluminum internal sleeve, creating a rigid and corrosion-resistant structure that holds alignment under torque. At the heart of the system are XD-15 ceramic-hybrid ABEC-5 bearings, chosen for their exceptional durability, low friction, and resistance to wear in demanding riding conditions.\u003c\/p\u003e\n\n\u003cp\u003eDesigned around \u003cstrong\u003e29 mm spindles\u003c\/strong\u003e, the system is fully compatible with SRAM DUB and 5DEV 29 mm cranksets. Whether installed in a T47 or BSA threaded frame, the Titanium Ceramic Bottom Bracket is built to run quietly, spin smoothly, and remain serviceable for the long haul.\u003c\/p\u003e\n\n\u003ch3\u003e5DEV Titanium Ceramic Bottom Bracket Specs at a Glance\u003c\/h3\u003e\n\u003cul class=\"specs_at_a_glance\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpindle Compatibility:\u003c\/strong\u003e 29 mm (SRAM DUB \u0026amp; 5DEV 29 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShell Standards:\u003c\/strong\u003e T47 and BSA threaded\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 110 g (T47), 102 g (BSA)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBearing Type:\u003c\/strong\u003e XD-15 ceramic-hybrid ABEC-5 radial bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBearing Cup Material:\u003c\/strong\u003e CNC-machined titanium\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Sleeve:\u003c\/strong\u003e CNC-machined 6061 aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall Tools:\u003c\/strong\u003e Park Tool BBT-47-16 (T47), BBT-79.3 (BSA)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade In:\u003c\/strong\u003e San Diego, California, USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIncluded Components\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTitanium Bearing Cups:\u003c\/strong\u003e Left and right, with pressed XD-15 bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnecting Tube:\u003c\/strong\u003e 1 pc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBearing Washers:\u003c\/strong\u003e 2 pcs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Spacers:\u003c\/strong\u003e 1 mm, 2 mm, and 3 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdditional BSA Spacers:\u003c\/strong\u003e Two 2.5 mm internal spacers (BSA only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Seize:\u003c\/strong\u003e Included pouch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal bearings:\u003c\/strong\u003e Only compatible with wider shells (86.5 mm or more)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eT47 68 mm shell with 29 mm spindle:\u003c\/strong\u003e Requires external (outboard) bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Disclaimer\u003c\/h3\u003e\n\u003cp\u003eThis is a professional-level component intended for installation by a qualified mechanic using proper anti-seize and torque specifications. Improper installation or insufficient lubrication can result in thread seizure or frame damage. Titanium interfaces require correct preparation and routine maintenance—failure to do so may cause irreversible damage to the frame.\u003c\/p\u003e\n\n\u003ch3\u003eFinal Take\u003c\/h3\u003e\n\u003cp\u003eThe 5DEV Titanium Ceramic Bottom Bracket isn’t about chasing grams or trends—it’s about building a drivetrain interface that lasts. With premium materials, serviceable construction, and precise machining throughout, it’s a bottom bracket designed for riders who expect performance to remain consistent season after season.\u003c\/p\u003e","brand":"5DEV","offers":[{"title":"29mm \/ BSA","offer_id":45235311476780,"sku":"BT29-51","price":499.99,"currency_code":"USD","in_stock":true},{"title":"29mm \/ T47","offer_id":45235311509548,"sku":"T47INT-51","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/7684\/9196\/files\/titanium-ceramic-bottom-brackets-9204065.jpg?v=1771291571","url":"https:\/\/racycles.com\/products\/5dev-titanium-ceramic-bottom-brackets","provider":"RA Cycles","version":"1.0","type":"link"}