#RED DOT OPTIC WITH BIG APERTURE SERIES#

Finish: All aluminum parts are Type III hard coat anodized in a non-reflective black mil-spec finish to provide combat durability.Material: The mount body is CNC manufactured from billet 6061 T6-aluminum alloy.All hard edges have been softened and deburred and softened for the shooters safety.

#RED DOT OPTIC WITH BIG APERTURE SERIES#

Besides the standard AR platform, the MAD BUIS is compatible with Armalite AR-10 and DPMS LR series rifles.

The initial zero is set by adjusting the weapons front sight post.

Roughly converted, a 4-minute dot covers a 1-inch-diameter area at 25 yards, 2 inches at 50 yards, 4 inches at 100 yards, 8 inches at 200 yards, and 12 inches at 300 yards. Dot size options range from quite small to huge.

A tactile windage knob is used, with one click of the windage knob providing approximately 0.48 MOA change when mounted on the M16A2E4 rifle and about 0.65 MOA when mounted on the M4 carbine. Visiting a gunshop and trying out both colors indoors and outdoors will reveal the answer for you.

Small aperture diameter is 0.073-inch and large aperture in 0.199-inch in diameter.

The MAD overhangs the rear of the receiver by 0.200-inch providing a lip, allowing the sight to be easily deployed even with a gloved hand.

The aperture disc is knurled for easier manipulation in combat environments.

All apertures are on the same plane and thus zeroed to the same point of impact.

(Rotating the aperture disc in either direction will bring the next size into view.)

The MAD has four apertures two of each size.

In the up position, the sight cannot be folded down without depressing the spring assisted detent release button located on the left side of the sight base, eliminating the possibility of accidentally lowering the sight

The sight stem locks in the up position with a positive mechanical detent system.

The MAD BUIS presents an extremely low profile when in the down position, allowing clearance for almost all optics.

The Sight is compatible with all GG&G Flip Up Front Sights.The Multiple Aperture Device can be used as a co-witness iron sight with most red dot sighting systems, as a stand-alone sight or in conjunction with GG&G Interface Rails.Solid squeeze rail attachment mechanism with counter sunk crossbolt to eliminate snags.The MAD is the lowest profile locking detent BUIS offered, and is used by elite armed forces and law enforcement teams worldwide.Īttention LE And Military purchasing agents: Please reference GG&G part number and National Stock Number: NSN-1005-0 when ordering this component. The GG&G MAD (Multiple Aperture Device) BUIS (Back Up Iron Sight)) was originally developed to fulfill a request from Naval Surface Warfare for a battle-ready, low profile back up iron sight system that provided both a large and small aperture on the same plane, as well as providing a co-witness capability with the majority of red dot optics.

Red dot optic with big aperture