Wheels Manufacturing PressFit 30 to SRAM Bottom Bracket with ABEC-3 Bearings Black Cups

Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear. Made in the USA Replaceable Enduro bearings ABEC-3 sealed bearings Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races Item Specifications Weight 153 BB/Frame Interface PF30 Spindle Interface Type SRAM/Truvativ GXP BB Shell Width 68 BB Shell Width 73 Defined Color Black Bottom Bracket Shell I.D. 46