BB-UN300 SHIMANO - Square Type Bottom Bracket - MTB - 73mm Shell
The quality and performance-oriented Shimano BB-UN300 cartridge bearing bottom bracket features a JIS square taper mount and is designed for frames with BSA thread and 73 mm shell width.
Specifications:
- A good quality bottom bracket for traditional chainsets
- Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
- Better chainline stability with chain line stabilizer
- 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
- Crankarm fixing bolts sold separately
Specifications:
- Model No : BB-UN300
- ItemCode : EBBUN300C23X
- Series : TOURNEY A070 Series
- Frame Interface: BSA/English Threaded
- Spindle Interface: Square Taper
- Bottom Bracket Shell ID: 1.37
- Shell Width: 73mm
- Spindle Lengths: 122.5mm
Shimano Inc. is a Japanese multinational manufacturer of cycling components. Its products include drivetrain, brake, wheel and pedal components for road, mountain, track and hybrid bikes. At SHIMANO, we strive for the very best. That’s why we have been passionate about technology from the very beginning. Through our technological innovations we create products that verge on perfection, products that offer you greater efficiency, increased durability, better ease of use and ultimate comfort. All SHIMANO staff - whether in R&D, production or quality control - go to great lengths to develop cutting edge equipment that is lightweight yet sturdy, fast and reliable. Our passion for technology inspires us to push the boundaries of what is thought possible. The result: top performing cycling products that help you to push your own boundaries too.
Sizing Information
- Size-73mm x 122.5mm(LL123)
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