Factory Ruger Mark I/II/III Belt Holster with Magazine Holder, Right Hand Leather holster for the Ruger Mark I, MK II, and MK III with a magazine holder. Fits barrel length up to 6-7/8" with a special design that won't disturb the front sights. Fits up to 2" belts. Made in America by Classic Old West Styles Does not fit the MK 22/45