PressFit cuts weight and provides easier installation by allowing you to press the bearing cups into the frame instead of threading them.
There's no change to the crank - spindle length and diameter remain the same.
This is a wider PressFit 30 bottom bracket to accomodate wider bottom bracket specifications. Key Features: - PressFit 30 bottom bracket 68-92 - PF30 Crank-Bb Interface - Standard Bearing Type - 30mm Spindle Diameter - Plastic Cup Material