CMMG MkW-15 Lancer L5 .458 SOCOM 10rd Magazine

The CMMG-modified Lancer L5 Advanced Warfighter Magazine is configured to function with .458 SOCOM ammunition while retaining the proven Lancer polymer body and steel feed lips. This version is modified by CMMG to optimize feed-lip geometry for .458 SOCOM without machining or weakening the steel feed lips. The magazine is laser engraved "458 SOCOM" and finished in black for a low-profile appearance.

Key Specifications

• The magazine has a capacity of 10 rounds.
• Designed for the .458 SOCOM cartridge.
• Constructed with a polymer body and metal (steel) feed lips for durability.
• The finish is black.
• Compatible with AR-15 type firearms.
• Model identification: MkW-15 Lancer L5 modified by CMMG.
• Includes a non-tilt follower to support reliable feeding.
• Equipped with a stainless steel spring.
• Manufacturing: Tooled, manufactured, and assembled in the USA.
• Modified from a 30-round 5.56 Lancer magazine and can still physically hold 30 rounds of 5.56.

This magazine pairs the proven Lancer L5 platform with CMMG's modification to deliver a reliable feeding solution for .458 SOCOM in AR-15 pattern rifles. Its combination of polymer body, steel feed lips, and a non-tilt follower provide a durable, user-friendly package well suited to precision work and general-purpose use. For shooters seeking a purpose-built 10-round magazine that preserves the original Lancer geometry while accommodating .458 SOCOM, the CMMG MkW-15 Lancer L5 is a straightforward, dependable choice.