SRAM BB30 / BBright Direct Fit Bottom Bracket MFPN=4002 X-Range gearing technology gives you

X-Range gearing technology gives you more range and a smoother gear progression so you're always in the right gear Tooth Count 38 Drivetrain Speeds 12 Round or Oval Round Defined Color Black Direct Mount Type Direct Mount SRAM 8-Bolt Size 38T

30 Tire Type Clincher

The Plus will have you bombing all-mountain trails like it was born to downhill

2 panel construction

SRAM BB30 / BBright Direct Fit Bottom Bracket MFPN=4002 X-Range gearing technology gives youNon Threaded bottom brackets for SRAM and Truvativ cranksets. Engineered with the right materials for the application including sealed cartridge bearings. Bottom Bracket Shell I. D. 42 BB Frame Interface BBright Direct Fit BB Shell Width (mm) 79 Weight 61 Spindle Interface Type BB30 PF30 Defined Color Black