Metco 2.60″ Interchangeable Supercharger Pulley/Hub Kit, 07-12 GT500; MSP2.60
MPN: MSP2.60. The kit includes a pulley hub machined from high-grade steel that presses onto the blower shaft. The CNC-machined aluminum ring bolts to the steel hub using the supplied stainless steel fasteners, and this two-piece design makes subsequent pulley ring changes a snap.