Description
The Military Arms MAC 5K 9mm 5.8″ 30rd Black is a compact roller-delayed blowback pistol that brings the iconic MP5 feel to your hands without the NFA wait. Chambered in 9mm, it ships with two 30-round mags, a tri-lug mount, sling, cleaning kit, and soft case—ready for range days or building out your PDW rig.
| Manufacturer | Military Arms Corporation (per manufacturer specs) |
|---|---|
| Model | MAC 5K |
| Material | Steel receiver, polymer furniture |
| Compatibility | 9mm Luger, HK-style magazines and accessories |
| Finish | Black, blued steel |
| Weight | 5.8 lbs (unloaded, per manufacturer specs) |
| Condition | New |
Key Features
- Roller-Delayed Blowback Action – Why it matters: This system soaks up recoil and keeps your sights on target for faster follow-ups, just like the full-size MP5.
- Compact 5.8″ Barrel – Why it matters: Shorter profile means easier carry and maneuverability in tight spaces, while the 9mm round stays effective at defensive distances.
- Tri-Lug Muzzle Device – Why it matters: Lets you quickly attach a suppressor or other tri-lug accessories without tools, keeping your setup modular and quiet.
- Paddle Magazine Release – Why it matters: Ambidextrous by design—no reaching for a button, just a natural thumb or index-finger sweep for lightning-fast reloads.
- Includes Two 30-Round Magazines – Why it matters: Double the capacity out of the box means less time reloading and more time shooting, especially during range sessions or training drills.
Who It’s For
This pistol is built for EDC enthusiasts who want an MP5-style platform without the tax stamp. It’s also a solid pick for collectors, range shooters, and anyone building a compact PDW rig with a brace. If you already run HK-style mags and accessories, the MAC 5K drops right into your setup.
Pros / Cons
- Pro: Roller-delayed system gives you soft, flat shooting—less muzzle rise than most blowback 9mm pistols.
- Pro: Ships with two 30-round mags, tri-lug, sling, cleaning kit, and soft case—you’re range-ready day one.
- Con: No optics rail included; you’ll need a claw-mount or aftermarket rail for red dots or scopes.
Comparison
| Feature | Military Arms MAC 5K | Zev Technologies OZ9 | Agency Arms AOS Glock 19 |
|---|---|---|---|
| Action | Roller-delayed blowback | Browning-style locked breech | Browning-style locked breech |
| Barrel Length | 5.8″ | 4.49″ | 4.02″ |
| Magazine Capacity | 30 rounds (included) | 17 rounds (included) | 15 rounds (included) |
| Muzzle Device | Tri-lug (included) | Threaded barrel (optional) | Threaded barrel (optional) |
| Price | $1,283.78 | ~$1,600 | ~$1,400 |
| Best For | MP5-style fans, suppressor hosts | Competition shooters, custom builders | Duty/EDC, modular upgrades |
FAQ
Does the MAC 5K come with a brace?
No, the MAC 5K ships as a pistol with no brace included. You can add an aftermarket brace (like a SB Tactical or Gear Head Works) if you want a more stable shooting setup.
What magazines are compatible with the MAC 5K?
It uses standard HK-style 9mm magazines, including the two 30-rounders included. Magpul, ETS, and HK factory mags all work, as long as they’re for the MP5 or similar roller-delayed platform.
Can I mount a suppressor on the MAC 5K?
Yes, the tri-lug muzzle device makes it suppressor-ready out of the box. Just attach a compatible 9mm suppressor with a tri-lug mount (like the Dead Air Wolfman or SilencerCo Omega 9K).
Is the MAC 5K legal in all states?
The MAC 5K is a pistol, so it’s legal in most states that allow handgun sales. Check your local laws regarding magazine capacity (some states restrict 30-round mags) and any potential NFA concerns if you add a brace or stock.
Trust Block
- ✔ Nationwide delivery (all 50 states)
- ✔ Ships 1-2 business days
- ✔ 30-day returns
- ✔ Secure checkout
Last updated: April 2026
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