
Bottom Bracket Shimano BB-UN101 Square Taper BSA 122.5/73 mm
Shimano BB-UN101 square taper bottom bracket for 73 mm BSA threaded shells. Features a 122.5 mm steel spindle, plastic cups and JIS crankset compatibility.
Overview
Bottom Bracket Shimano BB-UN101 Square Taper BSA 122.5/73 mm
Shimano BB-UN101 is a durable and reliable square taper bottom bracket designed for cranksets with a JIS square taper interface. It provides smooth spindle rotation and dependable power transfer for everyday cycling.
The bottom bracket features a 122.5 mm steel spindle and plastic mounting cups. Designed for a 73 mm wide BSA threaded bottom bracket shell, it offers a practical replacement for a worn bottom bracket.
Technical specifications:
- Manufacturer: Shimano
- Model: BB-UN101
- Bottom bracket type: JIS Square Taper
- Thread standard: BSA
- Bottom bracket shell width: 73 mm
- Spindle length: 122.5 mm
- Spindle material: Steel
- Mounting cups: Plastic
- Compatibility: JIS square taper cranksets
