Extralite ExtraBolt 3.6 Cassette Lockring
Lightweight cassette lockring, compatible with Shimano 10-11s (11&12T) and Sram 11s cogs. Hyper accurate AL 7075 T6 CNC. Anodized with laser etched graphics. Easy way to drop a few grams of rotational weight.
Material: AL7075 T6 CNC
Fits: Shimano/SRAM 11-speed cassette
Mfr Claimed Weight