quadrant mount

quadrant mount

[′kwä·drənt ‚mau̇nt]
(ordnance)
A device on a gun that holds the gunner's quadrant while the gun is being laid in elevation.
References in periodicals archive ?
Precision Castings redesigned several component castings in the M171 telescope and quadrant mount used on the M777 lightweight 155 mm Howitzer without changing the critical dimensions.