This is an original factory replacement part from Marlin. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts. Disassembly and assembly may be required and some parts may require installation by a qualified gunsmith. The Marlin Factory 7 Round 22LR Rifle Magazine 71901 is a replacement magazine for a multitude of Marlin firearms, including the following models: 880SQ, 25NC, 70, 70HC, 70P, 793, 795, 880, 70PSS, 880SS,917M2, 925, 25N, 980V, 989M-2, 995SS, 7000, 70L, XT-22 22 LR, Coast to Coast Models 42 and 440, 989, 995, 7000T, West Point Model 701, Big 5 Model 700, and Montgomery Ward Model 45. Made from American steel, these Marlin 22LR magazines fit both bolt action as well as post-1988 semi-automatic firearms.