For solidbody guitar. Accepts a standard 1/4" plug, and can be wired mono or stereo. 1/2"-diameter mounting hole, and at least 7/16" wood thickness are required for mounting. Overall length 2". Chrome.
See details below
The short terminal is positive, the mid-length terminal is the "ring" (for stereo output, or for battery switching in mono wiring), and the long arm on the side is ground.