What does OS stand for?

A click down gives single round fire and another click gives fully automatic fire 3 Optical sight clipped to the Picatinny rail 4 on top of the weapon 5 Torch mounted alongside the barrel with wire leading to on/off switch 6 Flash guard at reduces glare from burning gases during firing.

SCOPE MOUNTING: Mounting an optical sight can be easy or a major pain in the crosshairs.

The Australian Army has also looked at this idea and in conjunction with BAE Systems Australia and the country's Defence Science and Technology Organisation has developed and produced the Off Axis Viewing Device (OAVD), which uses mirrors clipped onto the optical sight of the Army's F88 assault rifles, M4 carbines and F89 Minimi weapons to see around corners by reflecting the image in the optical sight.

6 million contract in May for 66,666 enhanced combat optical sights.

The disposable weapon, which has a sophisticated optical sight, is from the 1991 war and no longer usable.

One particular prize, a spanking new, recently captured Chinese recoilless rifle with a precision optical sight, was obtained from a Royal Lao battalion commander with expensive tastes.

Huntington for a new Aerosoles Shoe Store and 2,300 square feet at the former Cohen's Optical sight in Carle Place, which was sold to a private investor.

GunCruzer's hard-shell military case is designed with a special custom-foam interior that can handle up to six SOPMOD M4 carbines with RIS, collapsible stock and other rifle accessories, such as ACOG optical sights (mounted on top of rail), AIM Point (mounted on rail) visible laser lights.