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Sealed Cartridge Single Speed Bike Bottom Bracket
£8.95
Brand: Fred's
Code: BTMBRKT
High quality cartridge sealed bearing with alluvium sheath
Cold-forged steel cups
Threads BC1.37x24t English thread
Axle boron steel (square) BSA standard set with 2 spindle bolts
BC 1.37x24t = 103
Single Speed
Size 68 x 103mm
Weight: 311g-341g