Key Features
M4 Magazine Magwell
Accepts standard M4 AEG magazines for increased capacity, improved consistency, and faster reloads — no GBB mags required. PTS EPM1-S magazines are strongly recommended for best fit.
Ambidextrous Mag Latch
Fully accessible from either side for seamless left- and right-hand operation.
Tool-Free BB Line Removal
BB line disconnects in seconds without tools for fast transport and hassle-free maintenance.
Reliable BB Retainer
MCO's proven single-pin feed system ensures smooth, consistent feeding with no dry shots or misfeeds.
Perfect Fit Magshims
Built-in magwell shims lock your M4 mag firmly in place — zero wobble, zero rattle.
Balanced Weight Distribution
Forward-shifted center of mass improves handling, speeds up target transitions, and enhances stability under pressure.
Modular Design
Built on the universal MCO platform for easy cross-model adaptation with minimal part swaps.
Requirements
- M4 AEG-style magazines (PTS EPM1-S recommended)
- Paintball HPA tank with low-pressure regulator (0–140 psi max)
- US Foster quick-disconnect HPA hose (e.g., MCO XF-Lines)
⚠️ Do not exceed 140 psi. Magazine fit may vary — test before use and adjust as needed.
In the Box
- Zenix Uni Adapter
- Spare parts bag
- (Optional) Ultra Light Magazine