CeramicSpeed OSPW X Pulley Wheel System Shimano XT/XTR 1x12 - Alloy Pulley Carbon Cage BLK ModelNumber=J2235 Flip-Thread Chuck threads onto both

Flip-Thread Chuck threads onto both Presta and Schrader valves and threads into base for storage

4 TPI 120 Tire Bead Folding Tire Diameter 29" Tire Intended Use Mountain Tire Type Tubeless Ready Clincher

Chris King made-in-house bearings

}Kenda Regolith Pro Tire - 27

5" 120 mm 9 x 100 mm 42 mm Offset Black A3

CeramicSpeed OSPW X Pulley Wheel System Shimano XT/XTR 1x12 - Alloy Pulley Carbon Cage BLK ModelNumber=J2235 Flip-Thread Chuck threads onto bothCeramicSpeed OSPW X Pulley Wheel System for Shimano XT XTR 1x12 Alloy Pulley Carbon Cage Black. The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features a 14 tooth upper and 18 tooth lower aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur Robust cage