Lightweight and highly reliable, the Magpul PMag G3 20-Round Magazine features a 20-round capacity, a constant-curve body and an anti-tilt follower for dependable service. Less than half the weight of standard-issue steel magazines. Maintains a service-life round count approximately equal to your rifle barrel's. For AR's in .308 Win./7.62 NATO. Includes snap-on impact and dust cover for long-lasting performance.