Extralite ExtraBolt 3.4 Cassette Lockring (Campagnolo) Road and really quick bearing replacement

and really quick bearing replacement

Choice of Porteur with Di2/EPS junction mount or GoPro mount

we worked with the top athletes to gather their wish-list of performance traits that would make the ultimate wet weather weapon

it's strength-to-weight ratio is to be admired and tried

the G23 is tough and relentless on road

Extralite ExtraBolt 3.4 Cassette Lockring (Campagnolo) Road and really quick bearing replacementLightweight cassette lockring, compatible with Campagnolo M27 (11 12T). Hyper accurate AL 7075 T6 CNC. Anodized with laser etched graphics. Easy way to drop a few grams of rotational weight. Specifications Material: AL7075 T6 CNC Fits: Campagnolo 11 speed cassette Colour: Anodized Black Mfr Claimed Weight TBC