Wheels Manufacturing PressFit 30 to Bottom Bracket Black Cups
: 46 BB Shell Width (mm): 68 mm , 73 mm Defined Color: Black BB/Frame Interface: PF30 Weight: 153 g.D.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 ABEC-5 Sealed/ABEC-3 Sealed/ZERØ Ceramic Contact sealed bearings Bottom Bracket Shell I.