High quality Italian made end pin jacks.
Accepts a standard 1/4″ plug.
Can be wired for mono or stereo with simultaneous battery switching.
15/32″ diameter, for 1/2″ mounting hole. Instructions included.
Tip (positive) is shortest terminal.
Ring (stereo output) is mid-length terminal.
Switch (for battery) is long terminal.
Ground is long arm coming from side of jack.