US M9 Telescope Adapter for M34 Sight Unit, *NOS*

Original US M9 telescope adapter for M34 sighting unit, *New Old Stock*.

Sold individually.

Own this fascinating piece of history that is still in use today!
The M9 telescope adapter is part of the M34 Quadrant Fire Control Sighting Unit.
These adapters feature brass and steel construction, with azimuth and elevation controls.
An open peep sight on the left side of the adapter gives an approximation of where the telescope will be aiming when installed.
*New Old Stock*, these adapters are unserialized, and have never been installed onto a sighting unit.
Features a 22mm adapter ring.

The M34 sighting unit is used on M20 and T21E12 75mm recoiless rifles, the M30 4.2 inch counter-battery mortar, 81mm infantry mortars, and the M84 self-propelled mortar.

Adapter, Telescope, M9:
NSN:  1240-344-4650
P/N:  6574529