SHIMANO DEORE SM-BB52 BOTTOM BRACKET
The SM-BB52 is a popular Shimano bottom bracket, which is used in countless cranks, e.g. Alivio, Deore and ZEE. Its 24 mm bearings (Hollowtech II) stand for an optimal stiffness-to-weight ratio and for rotation efficiency. The SM-BB52 BSA bottom bracket is suitable for 68 and 73 mm housing width.
FEATURES:
- Lacquered cups
- High drive efficiency
- Improved sealing and easier running
SPECIFICATIONS:
APPLICATION: CROSS COUNTRY, MARATHON, TOURING, FREERIDE, DOWNHILL
INSTALLATION TYPE: BSA
HOUSING WIDTH: 68MM/73MM
SHAFT DIAMETER: 24MM (HOLLOWTECH II)
BEARINGS: STEEL
BOTTOM BRACKET SHELL MATERIAL: ALUMINIUM
BOTTOM BRACKET SHELL MATERIAL: SYNTHETIC RESIN
