Shimano UN55 Bottom Bracket

Shimano Road UN55 model has super-accurate bearings for smooth operation and improved durability

Features:

• Durable, hard-wearing sealed cartridge bottom bracket.
• Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud and water for long bearing life
• Fast and easy installation without adjustment
• Hollow Axle

Buy Shimano UN55 Bottom Bracket at Chain Reaction Cycles, the world's largest online cycling store.