RaceFace EXI BB124 Bottom Bracket 41mm ID x 124mm Shell x 24mm Spindle Double Row Bearing External Seal MFPN=SP5A272 } Compared to the Pro

} Compared to the Pro 4

}Surly Steamroller Frameset - 700c Steel Shag Carpet Orange 49cm

Dual scale in inch and mm

Three-Pack mounts mid-blade low-rider rack mounts and fender mounts

0 Color Black/Gold Defined Color Black Length 40 Material Aluminum S

RaceFace EXI BB124 Bottom Bracket 41mm ID x 124mm Shell x 24mm Spindle Double Row Bearing External Seal MFPN=SP5A272 } Compared to the ProRaceFace EXI BB124 Bottom Bracket: 41mm ID x 124mm Shell x 24mm Spindle Double Row Bearing External Seal. EXI Bottom Bracket TECH SPECS Defined Color Black Bottom Bracket Shell I. D. 41 Spindle Interface Type RaceFace EXI Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type FSA MegaExo Light BB Shell Width (mm) 121 BB Frame Interface BB121