Wheels Manufacturing BB30 to Shimano Bottom Bracket Angular Contact Bearings BLK Cups Dark Grey 5" 130 mm 15 x

5" 130 mm 15 x 110 mm 42 mm Offset Black A3

There's no need for your child to deal with complex gear changes when riding

}Wheels Manufacturing T47A Bottom Bracket - for 29mm Spindle

Wheel Diameter 700C Shaft Type Non-threaded Tube Width 25-28C Tube Weight 38g Valve Length 60mm Valve Presta

Wheels Manufacturing BB30 to Shimano Bottom Bracket Angular Contact Bearings BLK Cups Dark Grey 5" 130 mm 15 xWheels Manufacturing BB30 to Shimano Bottom Bracket with Angular Contact Bearings Black Cups. Machined aluminum shell threads together for precise bearing alignment and frame fit reducing bottom bracket creaking and premature bearing wear. Replaceable Enduro bearings Made in the USA TECH SPECS Bottom Bracket Shell I. D. 42 BB Frame Interface BB30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 127 Spindle Interface Type Shimano Hollowtech II