Bomb release used on the US Navy TBD "Devastator" and other torpedo bombers. Unit is 9" long, 2" wide and 5" high. Has left and right individual release levers marked "500" and a single lever that activates both of the 500 levers, marked "Bomb Drop 1000". At the bottom is an arming lever designed to prohibit bomb drop on the carrier deck! Very good condition, fully functional.