Shimano BB-UN26 BB-UN101 MTB Road Bike Crankset Square Taper Sealed Bottom Bracket 68x110/113/117.5/123mm

Option:
1, 68×110mm(BB-UN26)
2, 68×113mm(BB-UN26)
3, 68×117.5mm(BB-UN26)
4, 68×123mm(BB-UN26)
5, 68×123mm(BB-UN101)
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Model: BB-UN101
Type: Square Taper
Shell width: 68mm
Shell thread: BC1.37" x 24T 
Axle length: 123mm
Weight: approx 290g
Square Tapered Axle
Sealed cartridge keeps out dirt and water
Easy installation
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Model: BB-UN26
Type: Square Taper
Shell width: 68mm
Shell thread: BC1.37" x 24T 
Axle length: 110mm / 113mm / 117.5mm / 123mm
Weight: approx 290g
Square Tapered Axle
Sealed cartridge keeps out dirt and water
Easy installation