The Ruger 10/22 is one of the most popular rimfire rifles on the market. These handy and capable carbines are fantastic shooters, so make sure yours is running in top shape with reliable, factory original magazines from Ruger! The BX-1 rotary magazine is the iconic 10-round rotary magazine that ships standard with most 10/22 rifles.Features: 10-Round capacity Durable steel feed lips Polymer bodyCompatible with 10/22 Rifles / Pistols Ruger American Rimfire Rifle (.22 LR) Ruger 77/22 Rifles