Quantity discount
Shimano BB-UN300
Delivered the day after tomorrow
More than 10 pieces in stock
More than 10 pieces in stock
Free shipping starting at 50.–
Colour8
At a Glance
High Frame Compatibility
The bottom bracket is designed for BSA frames with a shell width of 68 mm and an axle length of 122.5 mm.
Easy Maintenance
Threaded bearing cups allow for straightforward handling during all bottom bracket maintenance work.
Durable Aluminium Adapter
The aluminium adapter gives the bottom bracket high strength for a long service life in use.
In Detail
30-day right of return
24 Months Warranty (Bring-in)
7 additional offers