Compatible with Cobra Golf DARKSPEED Series Drivers, AEROJET Series Drivers, King LTDx Series, LTD Series, SPEEDZONE Series, RADSPEED Series, F9, F8, F7, Drivers. (RH, 0.335") Material: High-quality aluminum alloy, Brand New Aftermarket Golf Shaft Sleeve Adapter. Available for tip diameter 0.335 inches Golf-shafts. The shaft Sleeve Adapter includes a ferrule, washer, and screw. When Reshafting Golf-shafts, Heat the Adapter With a Heat Gun for a Few Seconds(Heat Expands Metal) for 30 Seconds. Installation clubhead Please use the appropriate wrench to tighten the screw to avoid damage to the sleeve and clubhead. QUEEN3C Golf Shaft Adapter fits tip .335" Shaft, Compatible with Cobra Golf DARKSPEED Series Drivers, Aerojet Series Drivers, KING LTDx Series Driver, LTD Series, SPEEDZONE Series, RADSPEED Series, F9, F8, F7, Fly-Z, Driver. (RH, 0.335")