Enduro ZERO Derailleur Pulleys for Shimano 11-speed ModelNumber=29706 STIFFNESS28 MM

STIFFNESS28 MM

and fat bike wheels

20% longer body than Stamp 7 to increase support and stability

quick-change mechanism

Diameter 700C Brand Velocity Model Chukker ISO 622 ID Width 18 Width OD 24 Profile 32 Wall Dbl Side MSW Color Black Hole Count 48 Valve PV Weight 650g ERD 580 Extras

Enduro ZERO Derailleur Pulleys for Shimano 11-speed ModelNumber=29706 STIFFNESS28 MMEnduro 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 Fits Brand Shimano Drivetrain Speeds 11