RaceFace Crank Boots: For Carbon Cranks 2-Pack Blue MPFN-138-325-250 Wider clearance with larger tire

Wider clearance with larger tire sizes (28c max)

External Adjustments Rebound Damping External Adjustments Lockout Threshold Eye to eye length (mm) 205 Eyelet Diameter (mm) Trunnion 12

The Shimano Tiagra SL-4600 offers Rapidfire Plus shifting with 10-speed road drivetrain compatibility

Relief channel provides increased protection for soft-tissue areas

Cross-Country racing has drastically changed in recent years

RaceFace Crank Boots: For Carbon Cranks 2-Pack Blue MPFN-138-325-250 Wider clearance with larger tireRaceFace Crank Boots: For Carbon Cranks 2 Pack Blue. Race Face Crank Boot protects the crank arm from rocks and debris.