The Magnum Research 1911 U is a compact semi-automatic pistol chambered in 45 ACP with a 61 round capacity. A 3 bushingless barrel is adorned with a windage adjustable rear sight and a pinned blade front sight. This stainless steel framed pistol features a skeletonized hammer and trigger. The 1911 Us front strap and mainspring housing are checkered opposite G10 grips both of which work to ensure a steady grasp with each shot.DetailsCaliber .45 ACP - Barrel 3 - OA Length 6.85 - Weight 25.8 oz - Height 5 - Sights Windage and elevation adjustable rear sight pinned in front sight blade with horizontal serrations - Magazines 2 - 6 Round - For the past 3 years Magnum Research has offered the 1911G Government sized model with a 5 barrel the 4.33 1911C and now the Undercover model DE1911U with a 3 bull barrel featuring an 11-degree muzzle crown. - The DE1911U is built on an ultra lightweight frame made of aircraft grade aluminum alloy and features a 4140 high carbon steel slide and adjustable rear sight for windage and elevation. Standard features include checkered front and back strap double diamond checkered wood grip and stainless steel hex screws. The DE1911U also has a high-rise beavertail safety skeleton hammer and an aluminum trigger. True to the earlier 1911 variants this model is a Series 70 configuration. - The .45 ACP DE1911U has 61 round capacity an overall length of 6.85 height of 5 and weighs just 25.8 oz. It comes standard with two 6-round magazines.