This beautiful holster is designed to fit Mark IV & Mark III 22/45 Lite pistols with 4.4" barrels. It includes an open slot to accommodate the Picatinny rail section with a red dot sight installed. The holster fits 2-1/4" or smaller belts and includes a strap to secure the pistol during carrying. It has a rich walnut oil finish with a stamped Ruger logo. Left hand only. Made in the USA by Triple K.