{"product_id":"bottom-bracket-t47-68-external-17ttr","title":"CeramicSpeed Bottom Bracket - T47\/68 (External)","description":"\u003cp\u003e\u003cstrong\u003ePerformance \u0026amp; Use Case\u003c\/strong\u003e\u003cbr\u003e\nThe CeramicSpeed T47\/68 External Bottom Bracket combines the oversized stiffness benefits of PF30 and EVO386 with the secure, creak-free reliability of a threaded interface. Originally developed by custom frame builders, the T47 standard features a 47mm inner diameter and threaded cups for secure installation and long-term performance. The outboard bearing position is ideal for road, gravel and cyclocross bikes built around the T47\/68 standard.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Materials\u003c\/strong\u003e\u003cbr\u003e\nEach kit includes precision-machined cups with CeramicSpeed bearings pre-installed. Ultra-smooth, perfectly round CeramicSpeed balls run on hardened-steel races for low friction and long-lasting performance. Coated bearing options gain CeramicSpeed's 3-micron metallic surface treatment - races harder than steel, with reduced drag and extended bearing life over uncoated alternatives.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003cbr\u003e\nFits any frameset with a 68mm T47 outboard threaded shell. Three spindle-compatibility options: Shimano (24mm, coated), SRAM DUB (28.99mm, uncoated) and Campagnolo Ultra-Torque (25mm, coated). Installation requires a BBT-69 tool. Select the variant that matches your crankset.\u003c\/p\u003e","brand":"CeramicSpeed","offers":[{"title":"25mm - Campag Ultra\/Power-Torque \/ Coated \/ Black","offer_id":54293038891354,"sku":"1547710","price":69.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/0827\/5290\/files\/CeramicSpeed-T47-68-External-SRAM-DUB-2899MM-Bottom-Bracket-Black.jpg?v=1781186670","url":"https:\/\/checkout.sigmasports.com\/products\/bottom-bracket-t47-68-external-17ttr","provider":"Sigma Sports","version":"1.0","type":"link"}