Shimano BB-UN101 Square Type Bottom Bracket

Shimano BB-UN101 MTB Mountain Bike Square Taper Bottom Bracket 68x123mm BSA Sealed Cartridge

Model: BB-UN101

• Fits shell length: 68mm
• Total length: 123mm
• Shell thread: BC1.37
• Weight: approximate 280g
• Square Tapered Axle
• Sealed cartridge keeps out dirt and water
• Easy installation