Shimano Sealed Cartridge Bottom Bracket English Thread 68x108mm Road BB-UN52
Used bottom bracket in good condition.
Shimano BB-UN52 Bottom Bracket 73/114mm BSA Sealed Cartridge Square Taper MTB
Shimano BB-UN52 sealed cartridge bottom bracket. Specifications • Shell width: 73mm • Thread: BC 1.37 x 24 (English/BSA) • Square taper JIS spindle 114mm length • Sealed cartridge unit Condition Good used condition with clean threads and intact seals. Very smooth. Removed from a working bike. See photos for condition details.