Bottom Bracket Track "SHIMANO DURA ACE 7710 NJS" 172.5 mm (Ref 730)
Bottom bracket model: SHIMANO DURA ACE 7710 NJS
Bottom bracket: SHIMANO DURA ACE 7700, 109.5 mm
Crank length: 172.5 mm
Pedal threads: BSC 9/16 x 20
Chainring: 52 1/8 chain
CONDITION: Used product in perfect condition despite the slightly erased markings
All our used parts are thoroughly cleaned and checked before they go on sale.
New parts from old stocks may have some traces of storage or be sold without their original packaging.
We are at your disposal for any other problem that has escaped our vigilance.