Bottom Brackets to fit DMR Sect Cranks to your bike. DMR Sect Cranks have a 24mm diameter spindle, which is also compatible with any Shimano Bottom Brackets. BSA 68/73mm - Standard BSA english threaded Bottom Bracket. Designed to fit DMR Sect or Shimano Hollowtech II Cranks with a 24mm spindle. Fitted with fully sealed Enduro 2437 bearings. BB30/PF30 73mm - This Bottom Bracket converter is designed for installing DMR Sect or Shimano Hollowtech II Cranks with a 24mm spindle, into a BB30 or PF30 frame. Press longer, non-drive cup in, then thread the shorter cup into it. Fitted with steel cartridge radial bearings. T47 External 73mm - Bottom Bracket with external bearings, used to fit DMR Sect or Shimano Hollowtech II Cranks into frames using a T47 73mm bottom bracket shell. Fitted with steel cartridge radial bearings.
