Wheels Manufacturing PressFit 30 to Shimano Bottom Bracket Angular Contact Bearings BLK Cups ModelNumber=K7617 With proven hydraulic braking technology

With proven hydraulic braking technology the Shimano 105 BR-R7170 caliper features the Shimano Flat Mount System and its low-profile design that is ideal for road bikes

5 TPI 60 Tire Bead Folding Tire Diameter 27

Includes backup pin

Made from waterproof textured nylon and lined with 6oz nylon these musettes are durable and reliable

Wheels Manufacturing PressFit 30 to Shimano Bottom Bracket Angular Contact Bearings BLK Cups ModelNumber=K7617 With proven hydraulic braking technologyWheels Manufacturing PressFit 30 to Shimano Bottom Bracket with Angular Contact Bearings Black Cups. PF30 Thread TogetherReplaceable Enduro bearings Made in the USA TECH SPECS Bottom Bracket Shell I. D. 46 BB Frame Interface PF30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 153 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type FSA MegaExo Light Spindle Interface Type RaceFace EXI Defined