ProMag Ruger 10 22 Charger .22 Long Rifle 55 Round Drum Mag

The ProMag Ruger 10 22 Charger .22 Long Rifle 55 Round Drum Mag is a 55-round drum magazine that fits Ruger 10 22 and Charger 22 LR rifles. The magazine body is constructed of impact resistant polycarbonate with an injection molded magazine follower. The magazine spring is formed from heat treated chrome silicone wire and is made in the USA.