Quantity discount
Shimano BB-UN300
Delivered between Mon, 19.10. and Tue, 20.10.
More than 10 pieces in stock at supplier
More than 10 pieces in stock at supplier
Free shipping starting at 50.–
Colour8
At a Glance
High frame compatibility
The bottom bracket is designed for BSA frames with a 73 mm shell width and a 118 mm axle length.
Easy maintenance
Threaded bearing cups allow for straightforward handling during any bottom bracket maintenance work.
Durable aluminium construction
The aluminium construction 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)
2 additional offers