Campagnolo Unisex's Record Cassette, Silver, (12/25)

Ultra-Drive 10-speed compatible fits Campagnolo 9/10-speed freehubs. Lockrings only supplied with 11t cogsets (12t+ lockrings sold separately). Largest cogs paired and pinned to lightweight alloy carriers (in parenthesis). NiCr/Ti: nickel-chromed steel (1-6 cogs) and titanium (7-10 cogs). Ti: all-titanium cogs (except 11t). Features: Titanium Lockring not included Splines only fit 9/10-speed hubs and wheels Cassettes do not include lockring (except 11t models)