CeramicSpeed Pulley Wheels Shimano 11-Speed - 12 Tooth Narrow Wide Alloy BLK CheckoutTitle=RockShox Coil Spring Designed for downhill enduro and

Designed for downhill enduro and aggressive all mountain use Atlas combines maximum durability with a carefully tuned ride feel that reduces fatigue without sacrificing control

The 13-tooth upper and 19-tooth lower Alpha pulley wheels feature ADR (Active Debris Remover) bearing protection that completely encloses the bearings

5 Crank Intended Use Road Drivetrain Speeds 10 BB Included No Pedal Spindle 9/16" Spindle Interface Type Shimano Hollowtech II Chainring BCD 110 Shimano Asymmetric Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Defined Color Gray Size 172

Easily attaches to valves for hands free usage using the Prestacycle Lever Lock

CeramicSpeed Pulley Wheels Shimano 11-Speed - 12 Tooth Narrow Wide Alloy BLK CheckoutTitle=RockShox Coil Spring Designed for downhill enduro andCeramicSpeed pulley wheels reduce friction last 3 5 time longer than stock high end pulleys and are designed to work with less drag. Premium Grade 3 Silicon Nitride Ceramic balls Hand built in Denmark Drivetrain Speeds 11 Fits Brand Shimano