CeramicSpeed BSA29 MTB Bottom Bracket - BSA English Thread SRAM DUB MTB BLK Model=Tubeless Universal Valves Offered in traditional single fixed

Offered in traditional single fixed gear double fixed gear and single fixed & freewheel configuration

Long-lasting formula works in extreme conditions and has a mild cooling function

All complete brake pads include mounting hardware

Bottom Bracket Shell I

}Surly Straggler 650b Frameset 50cm Gloss Black

CeramicSpeed BSA29 MTB Bottom Bracket - BSA English Thread SRAM DUB MTB BLK Model=Tubeless Universal Valves Offered in traditional single fixedCeramicSpeed BSA29 MTB Bottom Bracket BSA (English Thread) SRAM DUB MTB Black. The CeramicSpeed BSA (English) bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. TECH SPECS Defined Color Black Bottom Bracket Shell I. D. 1. 37 Spindle Interface Type SRAM DUB Weight 114 BB Shell Width (mm) 73 BB Frame Interface English