This Optic Ready BH1s is 1791's dedicated commander size 1911 holster. Works great with your commander and officer size firearms. Best fitted for 1911's with half rails, it is an attractive holster that fits like a glove and offers excellent retention with barrel lengths from up to 4.25 inches. Additionally, the optic cut allows you to carry with an RMR installed and the sweat guard will protect your gun from tarnishing and will act as a comfortable barrier between you and your hammer preventing any gouging into your side. The OR-BH1s comes in a variety of colors to match your gun and attire. It will fit your 1911 firearm perfectly and when wearing this OWB belt holster you will find it holds your gun tight to your body offering reliable and comfortable carrying all day long.