Lancer Systems Lancer L7AWM Gen 2 Rifle Magazine 7.62 20/rd. A switchable drain lock in the floor plate comes standard on all L7 s allowing the user to configure the magazine for marine applications or extremely dusty conditions. Specifications for Lancer Systems Lancer L7AWM Gen 2 Rifle Magazine 7.62 20/rd 59004356: Manufacturer: Lancer Systems Caliber: 7.62x51mm NATO Magazine Capacity: 20 Round Package Contents: Lancer Systems Lancer L7AWM Gen 2 Rifle Magazine 7.62 20/rd The L7AWM is an AR-10/SR-25 pattern rifle magazine constructed from a proprietary lightweight polymer with hardened steel feed lips that wrap completely around the magazine maximizing stiffness and reliability while preventing dimpling in the front of the magazine. A switchable drain lock in the floor plate comes standard on all L7's allowing the user to configure the magazine for marine applications or extremely dusty conditions. L7-G2-20-BLK