Wolverine PTS EPM-MTW M4 Magazine for MTW/Article I with last round cut off

Based on the high-performance mid-cap Enhanced Polymer Magazine (EMP) from PTS but now with MTW-Spec empty-mag detection and an extended follower to reduce dropped BBs. Manufactured by PTS Syndicate specifically for the MTW-Spec platform out of remarkably tough Dupont Zytel Polymer. Fits all MTWs and the Heretic Labs Article I. Details: Works with MTW-Spec empty mag detection Fits the MTW and Heretic Labs Article I Approximately 120 round BB capacity High-quality Dupont Zytel Polymer construction No winding, no rattling mid-cap magazine Enhanced Polymer Baseplate with an angled surface and dot matrix High-efficiency compression spring