ZERO Derailleur Pulleys for Shimano 11-speed Winter & waterproof shoes Pack of 10

Pack of 10

impact absorbing SmartFlex™ pads offer form-fitting and lightweight protection that is flexible as you ride and hardens on impact

And more tooth engagement on the cassette means longer cassette life

these well-constructed shifters will do the trick

ZERO Derailleur Pulleys for Shimano 11-speed Winter & waterproof shoes Pack of 10Enduro Zero Pulley Assemblies use grade 5 ceramic bearings. Races are won and lost by derailleur pulley drag. Sold in Pairs 9 Grams ABEC 5 precision cartridge bearing CERBEC USA Grade 3 Si3n4 Silicon Nitride balls 52100 high carbon Chromium alloy races Races receive 3 cryogenic treatments and a rust proof Magnetite finish "VV" type 2 lip non contact Silicone labyrinth seals Nylon graphite retainer