PF30 PressFit Bottom Bracket

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Wheels Manufacturing original PF30 PressFit Bottom Bracket is a significant upgrade to any OEM bottom bracket. Specifically designed for installing 30mm spindle diameter cranks in PF30 (46mm ID BB shell) frames without the need for any adapters. Features two machined aluminum cups with replaceable bearings that offer increased durability and bearing life, while keeping a simple press together method for installation and maintenance. ABEC-3 sealed bearings Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races Each bottom bracket includes (2) silicone dust seals, (2) 0.5mm crank spindle spacers, and (2) 1.0mm crank spindle spacers Show more