Miniklio velenas Shimano BB-UN55/73

The Shimano BB-UN55 Bottom Bracket BSA is a popular sealed cartridge bottom bracket with a lightweight hollow spindle. Attaching your bike to the crankset, this bottom bracket ensures your crankarm rotates like a dream. Plus, the sealed design keeps out all the nasty stuff like mud, dirt and water, which means it`ll keep working perfectly for even longer. The slim body allows clearance for cable routing under the bottom bracket. Quick and easy to install without the need for adjustment Bearings and axle material: steel Bottom Bracket Cup Material: aluminium (left), steel (right) Shell size: 73mm Length: 113mm OR 122.5 mm Weight: ~ 314 g Axle type: Square Taper (JIS) Type of thread: BSA