NEW Wheels Manufacturing BB30 to Shimano Bottom Bracket with ABEC-3 Bearings Black Cups Type_Helmets 53cm 5'2" - 5'7"

53cm 5'2" - 5'7"

Engineered with state-of-the-art features for athletes on the go

700mm² platform area for maximum power transfer and greater pedal stability

the B67 and B67 S feature single rails for attachment to modern micro-adjust seat pillars

NEW Wheels Manufacturing BB30 to Shimano Bottom Bracket with ABEC-3 Bearings Black Cups Type_Helmets 53cm 5'2" - 5'7"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 Defined Color: Black Bottom Bracket Shell I. D.: 42 Spindle Interface Type: Shimano Hollowtech II Spindle Interface Type: FSA MegaExo Spindle Interface Type: FSA MegaExo Light Spindle Interface Type: RaceFace EXI Weight: 127 BB Shell Width (mm): 68 BB Shell Width