The MK1 MOD 1-M line 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 the fully forged upper and lower receivers, the MK1 MOD 1-M is a no-nonsense tool for when you need a high value option that is relentless and unstoppable.
PWS MK109 MOD 1-M UPPER 300BLK 9.75″
| UPC | 811154033451 |
|---|---|
| Manufacturer | Primary Weapons Systems |
| Manufacturer Part Number | MK1-M1U-300BLK-9 |
| Barrel Length | 9.75" |
| Caliber/Gauge | .300 AAC Blackout |
| Length | 9.75'' |
| Model | MK109 |
| Product Type | Upper |
| Rate of Twist | 1-8 |
| Style | Complete |
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