First of hammerless slide-action rifles. Chambered for .22 rimfire. Has 24" octagonal barrel and half-length magazine tube. A take-down rifle, with adjustable sights and features "Ballard" rifling. Blued, with a pistol-grip walnut stock. Advent of WWI and need for Marlin to produce military arms, cut short production of this model. Manufactured in 1914 and 1915 only.