SHIMANO STANDARD BOTTOM BRACKET, BB-UN300, SPINDLE: SQUARE TYPE, SHELL: BSA 68MM, SPINDLE: LL113, W/O FIXING BOLT
| Availability: | In stock (1) |
BENEFIT
SHIMANO quality/performance cartridge bearing square bottom bracket
BENEFIT
Better chainline stability with chain line stabilizer
BENEFIT
3 structures available
BENEFIT
Standard, E-type, chain case options
BENEFIT
Adapter material: Aluminum