Paul Component Engineering 100% Pure Paul Crankset - 165mm Square Taper JIS Spindle Interface 3-Bolt Type Chainring Mount Purple MFPN=21032N19 2-Piece forged aluminum caliper features

2-Piece forged aluminum caliper features four 18 millimeter pistons for extreme-duty power

Disc brake-specific single-position vertical rear dropout makes it less intimidating than other bikes in the category

Stage two utilizes the small barrel for pressures up to 160 psi

Pro quality wide range cassette with innovative X-Dome design

Coil spring with preload adjuster

Paul Component Engineering 100% Pure Paul Crankset - 165mm Square Taper JIS Spindle Interface 3-Bolt Type Chainring Mount Purple MFPN=21032N19 2-Piece forged aluminum caliper features100% Pure PAUL Cranks are precision CNC machined in house from ultra strong 2024 American aluminum alloy known for it's extradinary fatigue resistance. This allows Paul Component Engineering to remove a lot of material for an elegant design while retaining excellent strength and stiffness. J. I. S. Square Taper means you can really fine tune the Q Factor and a 3 bolt Direct Mount means you can choose from a wide range of chainrings and offset options.