Shimano Dura-Ace Track Cog Lockring 1.29" 24 tpi Left-hand Thread MPFN-182-0001 8 Width 48 Bar Top

8 Width 48 Bar Top Style Flat Clip-on Compatible Yes Color Black Bar Drop (mm) 100 Material Carbon Bar Reach (mm) 68 Bar Clamp Diameter (mm) 31

Height of the jaws is 70mm

Replaceable bridge ensures compatibility with all current chains from single to 13-speed and beyond

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Shimano Dura-Ace Track Cog Lockring 1.29" 24 tpi Left-hand Thread MPFN-182-0001 8 Width 48 Bar TopShimano Dura Ace Track Cog Lockring 1. 29" 24 tpi Left hand Thread. Shimano Dura Ace Track Cog LockringFits all but Campagnolo Miche or Phil Wood 1. 29" x 24 TPI left hand thread black steel