Enduro ZERO Derailleur Pulleys for Shimano 11-speed ModelNumber=K1539 Front loading road brake cable

Front loading road brake cable port

Rings 36-22 Rings 36/22 Defined Color Black Spindle Interface Type SRAM/Truvativ GXP Chainring BCD 64 Chainring BCD 104 Color Black Chainline/Hub Compatibility 135/142 MTB Hubs Drivetrain Speeds 10 Number of Chainrings Double Crank Intended Use Mountain Pedal Spindle 9/16" BB Included No Crank Length (mm) 170

Tight enough tread spacing for high speed drag-free onslaughts yet blocky and tall enough to really dig in when it comes time to slam on the brakes

Wolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings balancing quality and price

Enduro ZERO Derailleur Pulleys for Shimano 11-speed ModelNumber=K1539 Front loading road brake cableEnduro ZERO Derailleur Pulleys for Shimano 11 speed. Enduro 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