KAC M4 URX | E&C Ultra Line
KAC M4 URX | E&C Ultra Line is a full-metal gel blaster inspired by the classic KAC M4 design. It features a CNC-style URX quad rail, flip-up sights, and realistic KAC-style markings. Internally, it runs E&C’s Ultra Line gearbox, offering pre-installed Programmable MOSFET and Upgraded internals. A solid all-rounder for both CQB and field use.
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KAC M4 URX | E&C Ultra Line is a full-metal gel blaster inspired by the classic KAC M4 design. It features a CNC-style URX quad rail, flip-up sights, and realistic KAC-style markings. Internally, it runs E&C’s Ultra Line gearbox, offering pre-installed Programmable MOSFET and Upgraded internals. A solid all-rounder for both CQB and field use.
