BBB Cycling 2x 12 14 T Derailleur Jockey Wheels Narrow/Wide I SRAM speed MTB System Compatible RollerBoys BDP 07

SRAM COMPATIBLE: The RollerBoys are SRAM jockey wheels 12 speed for use with MTB Systems. SHIFT GEARS EFFICIENTLY: These derailleur pulley's makes shifting gears a breeze thanks to its 12 and 14-teeth pattern. GREAT CHAIN RETENTION: The narrow-wide profile of the derailleur jockey wheels gives incredible chain retention. DURABLE: These SRAM jockey wheels are stronger than regular Nylon mateterials thanks to a 40% glass-fiber mix. STEALTHILY QUIET: Sealed CrMo bearings make for a silent operation compared to pulley wheels without ball bearings.

Key Features:12 x 14T CrMo derailleur pulleys.Narrow Wide tooth profiling ensures ultimate chain retention.Composite material provided by EMS Swiss, with 40% glass-fibre mixture.Sealed bearings.Compatible with SRAM 12 spd MTB.SpecificationsCompatible with brandsSRAMPart MaterialGrivory EMSBearing MaterialCrMoGears12 spdPulley Size12 + 14TNarrow WideTension Pulley OnlyWeight26gColourBlack