Shimano GRX BB-RS500-PB Bottom Bracket Item # 927030
Description
Features:
- Long-lasting performance
- New seal construction
Specifications:
- BB Shell Type: BB86
- Interface: Hollowtech II
- Cup Diameter: 41mm
- BB Shell Width: 86mm
- Primary Color: Black
- BB Bearing: Steel
- Crank Spindle Diameter: 24mm