12 x 12T CrMo derailleur pulleys.. High-performance composite material from EMS Swiss with 40% glass-fibre blend.. Sealed bearing with aluminium cover for optimal durability.. Compatible with 12 speed SRAM road groupset.. Specification Compatible with Sram 12 speed. Part materials: Grivory EMS. Bearings material: CrMo. Gears: 12 speed. Pulley Size: 12T. Narrow Wide: Tension pulley only.
Best Price: £17.99 from Merlin Cycles