The 450G Series is CTS's top of the line low torque 10% tolerance pot specifically designed for musical use. Easier to use for volume swells and tone control wah wah effects than the current Genuine Fender CTS pot. More features of the 450G include smoother rotation, low noise construction, proprietary anti static lube, reduced shaft wobble, brass threaded bushing and vintage style stamped top plate (the Genuine Fender CTS pots have a diecast pot metal top plate and bushing). Fits USA Fender Jazz Basses from the early '50s to the present exactly. Also upgrades other Fender Fine Electric Instruments. Diameter of pot body is .937". Threaded mounting bushing measures 3/8" diameter, .250" long. Exposed portion of solid brass 1/4" diameter shaft measures 3/8" long and fits traditional set screw knobs. This pot is used for both Volume or Tone control in most Fenders. Standard 10% audio taper; at 50% rotation the pot measures 10% resistance. Includes lockwashers, beauty washers and hex nuts. The bottom line? The 450G raises the quality standards bar for traditional pots; this is the best vintage style control you can buy.