The Ruger BX-15 magazine is a detachable magazine designed for .22 LR caliber firearms. It has a 15-round capacity and features a robust black plastic body with a steel feed. This magazine is compatible with factory original Ruger 10/22 rifles, SR-22 rifles, 22 Charger pistols, Ruger American Rimfire rifles, and Ruger 77/22 rifles.Key FeaturesCapacity: Holds 15 rounds of .22 LR ammunition.Material: Constructed from black plastic with a steel feed for enhanced durability.Model Fit: Specifically designed for Ruger 10/22 and other compatible Ruger firearms.