Prewired switch harness with lead wires and ground wires already soldered to the switch for your convenience. Includes a standard nut for mounting. For guitars that the switch mounts through the body, you will need to purchase a deep threaded round nut separately. The switch measures:1-1/2" Tall (frame portion only) x 1-5/16 Wide (including lugs) x 21/32" Thick. The threaded portion is 7/32" tall.