Shimano BB-UN300 Square Taper Bottom Bracket
- Shimano BB-UN300 quare Spindle Bottom Brackets
- Fits JIS square-taper cranksets
- Crankarm fixing bolts sold separately
- Hollow spindle
- Spindle Interface Type: Square Taper JIS
- BB Shell Width (mm): 68 or 73
- Bottom Bracket Shell I.D.: 1.37
- Spindle Length:
- (68) 107, 110, 113, 115, 117.5, 118, 123
- (73) 113
- BB/Frame Interface: English
- Defined Color: Black
- Published Weight:
- 256g (68x107)
- 262g (68x110)
- 270g (68x113)
- 272g (68x115)
- 275g (68x117.5)
- 276g (68x118)
- 281g (68x123)
- 278g (73x113)
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Please allow 10 days for your order to arrive. We source products from all over the world to bring you epic offers and the lowest prices. This means sometimes you have to wait a little longer to get your order but it's always worth it! |
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![]() |
Returns are easy, simply contact us for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap! |
- Shimano BB-UN300 quare Spindle Bottom Brackets
- Fits JIS square-taper cranksets
- Crankarm fixing bolts sold separately
- Hollow spindle
- Spindle Interface Type: Square Taper JIS
- BB Shell Width (mm): 68 or 73
- Bottom Bracket Shell I.D.: 1.37
- Spindle Length:
- (68) 107, 110, 113, 115, 117.5, 118, 123
- (73) 113
- BB/Frame Interface: English
- Defined Color: Black
- Published Weight:
- 256g (68x107)
- 262g (68x110)
- 270g (68x113)
- 272g (68x115)
- 275g (68x117.5)
- 276g (68x118)
- 281g (68x123)
- 278g (73x113)
![]() |
Please allow 10 days for your order to arrive. We source products from all over the world to bring you epic offers and the lowest prices. This means sometimes you have to wait a little longer to get your order but it's always worth it! |
|
![]() |
Returns are easy, simply contact us for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap! |