Forged from lightweight, high strength, certified, aerospace grade, aluminum alloyWisecos CNC machining process produces each component dimensionally the same as the nextWeight-saving relief cuts on outside of clutch reduce rotational mass, allowing engine to rev quickerLarge oiling holes increase lubrication and reduce heat buildupTeflon coating makes for a near-frictionless surfaceClutch baskets come with fasteners complete with preapplied thread locker