Ruger Mark III 22/45, .22LR, 10 Rounds administrator July 20, 2017 Ruger Mark III 22/45, .22LR, 10 Rounds2019-08-08T18:19:05-04:00 Accessories, Firearms, Magazines, Pistol Magazines Manufacturer Number: 90229 Caliber: .22 Long Rifle Capacity: 10 Rounds Material: Steel Polymer Base Plate Finish: Blued 736676902293 – Pistol magazine