BB-UN300 Bottom Bracket 68x123mm W/O Fixing Bolts
Shimano BB-UN300 Bottom Bracket 68x123mm without fixing bolts.
Replacement BB for a mountain bike, with square taper.
BB-UN300 Bottom Bracket
Replacement BB for mountain bike
Shell width: 68mm
Axle length: 123mm
Sent next day. NOTE: Bikes, Scooters, Trainers and bulky items pickup only - unless agreed prior. Bikes (if we agree to send) must be sent to your local bikeshop that stocks same brand for final assembly.
Fast Same day Pickup,
Please wait for email for collection - some items may need transferred from our local warehouse to your pick up store.