Enduro Directline Pulleys

Black Mountain Bicycles Verified independent store

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XD-15 Ceramic bearings provide superior smoothness, reduced weight and extended bearing life A CN (tight clearance) upper pulley bearing maximizes shifting accuracy while a C4 (loo se clearance) lower pulley bearing promotes unconstrained chainline movement AB0030: 12t pulley set with 4mm upper & 5mm lower bolt-holes is designed as direct fit upgrade for SRAM 12 speed road and gravel derailleurs AB0031: The 11t upper and twelve tooth lower size and profile with 5mm bolt-holes are designed as an upgrade for most 11 speed Shimano GRX derailleurs Lifetime warranty Model Directline XD15 Compatibility Shimano 11sp GRX, SRAM 12sp Road & Gravel Upper/Lower 11/11t, 12/12t Color Graphite Show more