Shimano BB-UN300 Bottom Bracket 68x110mm Without Fixing Bolts

Shimano Bb-Un300 Bottom Bracket 68x110mm w/o Fixing Bolts

Specifications
SHIMANO quality/performance cartridge bearing square bottom bracket
Better chainline stability with chain line stabilizer
3 structures available: Standard, E-type, chain case options
Adapter material: Aluminum

Mfr Claimed Weight
TBC