Patriot Ordnance Factory P415 Edge 10.5" Complete Upper .300 AAC Blackout, Black
$1,288.00 at MidwayUSA · 5 stores
In stock
Mk109 Mod 2-M 300 AAC Blackout 9.75" Bbl Complete Upper
Primary Weapons Systems · Upper Receiver
No ratings yetBest price
$1,399.95at MidwayUSA
In stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| MidwayUSA Best price | $1,399.95checked Oct 1, 2026 | In stock | Buy at MidwayUSA | |
| Battlehawk Armory | $1,299.95Salechecked Oct 1, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $1,605.99checked Oct 1, 2026 | Check store | Buy at Palmetto State Armory | |
| Brownells | $1,399.95checked Oct 1, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $1,399.95Salechecked Oct 1, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $1,399.95 at MidwayUSA. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Battlehawk Armory | $1,299.95 | $1,299.95 | $1,299.95 |
| Brownells | $1,399.95 | $1,399.95 | $1,399.95 |
| MidwayUSA | $1,399.95 | $1,399.95 | $1,399.95 |
| OpticsPlanet | $1,399.95 | $1,399.95 | $1,399.95 |
| Palmetto State Armory | $1,605.99 | $1,605.99 | $1,605.99 |
Since Sep 28, 2026.
About this part
The Mk109 Mod 2-M 300 AAC Blackout 9.75" Bbl Complete Upper is an AR-15 complete upper receiver from Primary Weapons Systems. It's sold by 5 stores (1 in stock), from $1,299.95 to $1,605.99. The lowest in-stock price in the last 30 days was $1,399.95 at MidwayUSA.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Barrel length
- 9.75" · Handguards
Specifications
- Manufacturer
- Primary Weapons Systems
- Type
- Complete
- Platform
- AR-15
- Caliber
- 300 Blackout
From the manufacturer
MK109 MOD 2-M 300 AAC Blackout Complete Upper SPECIFICATIONS: Operating System: PWS Long Stroke Piston System, 3 setting Adjustable Gas Regulator Caliber: .300BLK Gas System Length: Pistol Barrel Length: 9.75" Barrel Twist Rate: 1:8 Muzzle Velocity: 2264 fps Muzzle Device: PWS Triad 30 Upper Receiver: PWS Proprietary Piston Upper, 7075-T651 Hard coat anodize, per Mil 8625 Type lll Class 2 Handguard: PWS PicLok(TM) 8.9" Handguard (1.7" width, 2.25" height) Charging Handle: Radian Raptor(TM) Ambidextrous Charging Handle Mfg: Primary Weapons
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