Shift knob design conforms to your hand for smooth and seamless gear changes CNC-machined and anodized billet 6061 aluminum 7.2 oz total weight for precise and accurate shift feel Ergonomic shape allows for smooth shifting and comfortable hand position Improves interior aesthetics Purchase includes four insert sizes to fit various applications Insert thread pitch sizes: M8 x 1.25, M10 x 1.25, M10 x 1.5, M12 x 1.5 Mishimoto Lifetime WarrantyGrip and rip on your shifter in comfort. This pistol grip Mishimoto shift knob is ergonomically designed for maximum comfort. Unlike many other pistol grip shift knobs, this one actually fits to your fingers. CNC-machined from billet 6061 aluminum, this knob weighs in at 7.2 oz for a precise and accurate shift feel. Four plastic inserts allow for fitment on a wide variety of vehicles.