Ruger SR1911 kept the original classic series 70 design while using precision CNC-controlled machining achieving superior frame fit and smooth travel. The frame features an oversized ejection port, extended magazine release, skeletonized trigger and hammer. Its slide has dovetailed, high visibility 3-dot sight system with Novak, drift adjustable rear and standard front sight. The SR1911 also has an beavertail and thumb safety, stainless steel barrel and bushing, and a visual inspection port. his Lightweight Officer model has a 3.6" barrel, Novak 3-dot adjustable sights, and comes with two 8-round magazines.