Description
SRAM Rival 1 Crankset 10 11 Speed 172.5mm 42t 110 BCD BB30 PF30 group ultegra Features at least five one tooth Features at least five one tooth jumps for a smoother gear progression Mini cluster construction reduces weight and increases durability 10 tooth start helps provide a wider gearing range Designed to work with an XDR driver body Cassette Cogs: 10 11 12 13 14 15 16 17 19 21 24 28 5+ Mountain E Bike 2020