The MK1 MOD 1-M line, revamped for 2018, features the PWS long stroke piston system. Internally, this line offers the tried and true system that PWS owners have grown to know and love. Featuring a free-float MLOK handguard, forward assist controls, and a more true to mil-spec design, the MK1 MOD 1-M line is a go-to for not only civilians, but also Law Enforcement. With fully forged receivers, the MK1 MOD 1-M is a no-nonsense tool for when you need a high value option that is relentless and unstoppable.
| UPC | 811154030351 | Manufacturer | Primary Weapons Systems |
|---|---|---|---|
| Manufacturer Part # | 18-M111UA0B | Model | MK1 |
| Type | Upper | Caliber | 223 Wylde |
| Barrel Length | 11.85" | Color | Black |
| Fit | AR-15 | Subcategory | Complete Upper Receivers |
