Combat-style, low-profile dovetail front and rear sights. Full length guide rod. Ambidextrous safety, extended beavertail, skeletonized trigger and a serrated slide.Barrel Length : 5Hand Gun Web Model : Rock Island ArmoryCaliber : .45 ACPGrips : Black CheckeredCapacity : 8Finish : Two-ToneBarrel Length Range : 5″<6"Item Description : API RIA 1911A1 45 TAC 5 2TN 8Caliber-Gauge : .45 ACP SKU: 4806015514473 UPC: BRAND: A.R.M.S. Manufacturer Number: 51447 Caliber: 45 ACP Model: 1911 Unit of Measure: Each Classification: Firearm