Shimano Un26 68-113 Jis Square Taper Bottom Bracket

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

Features:

A good quality bottom bracket for traditional chainsets
Super-accurate bearings for smooth operation and improved durability
Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
Lightweight hollow spindle
Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing life
Fast and easy installation without adjustment
Narrow body allows clearance for cable routing under the bottom bracket