B&M 80658 Brushed Aluminum T-Handle Shifter Grip with Button and SAE Thread Inserts Enjoy the fit and finish of a B&M handle on many aftermarket shifters Brushed aluminum finish and classic style complements the vehicle's interior Includes SAE thread inserts to fit shifters sized 1/2-20, 3/8-24, 3/8-16, and 5/16-18 Wired button operates on 12 or 16 volt systems to activate any line lock, transbrake, or nitrous system Backed by the manufacturer with a 1 year limited warranty