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Sporting Goods / Cycling / Bicycle Components & Parts / Bottom Brackets
Wheels Manufacturing PF30A Frame to Hollowtech II Spindle Outboard Thread Reference Number: 4N54C5
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
Item Specifications BB Shell Width (mm) 73mm BB/Frame Interface PF30A Bottom Bracket Shell I.D. 46 Defined Color Black Weight 158g Spindle Interface Type Hollowtech II