Mk114 Mod 1-M 223 Wylde 14.5" Bbl Complete Upper Thread Only
$1,129.95 at Ammunition Depot · 6 stores
In stock
M-LOK Mk111 Mod 1-M 223 Wylde Upper Receiver W/11.85" Bbl
Primary Weapons Systems · Upper Receiver
No ratings yetBest price
$1,129.95at Brownells
In stock checked Oct 21, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $1,129.95checked Oct 21, 2026 | In stock | Buy at Brownells | |
| Battlehawk Armory | $1,049.95Salechecked Oct 13, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $1,204.99checked Oct 12, 2026 | Check store | Buy at Palmetto State Armory | |
| OpticsPlanet | $1,129.95Salechecked Oct 21, 2026 | Out of stock | Buy at OpticsPlanet | |
| MidwayUSA | $1,209.95checked Oct 21, 2026 | Out of stock | Buy at MidwayUSA |
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: $1,129.95 at Brownells. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Battlehawk Armory | — | $1,049.95 | $1,049.95 |
| Brownells | $1,129.95 | $1,129.95 | $1,129.95 |
| MidwayUSA | $1,209.95 | $1,209.95 | $1,209.95 |
| OpticsPlanet | $1,129.95 | $1,129.95 | $1,129.95 |
| Palmetto State Armory | — | $1,204.99 | $1,204.99 |
Since Sep 27, 2026.
About this part
The M-LOK Mk111 Mod 1-M 223 Wylde Upper Receiver W/11.85" Bbl is a 5.56 / .223 upper receiver from Primary Weapons Systems. It's sold by 5 stores (1 in stock), from $1,049.95 to $1,209.95. The lowest in-stock price in the last 30 days was $1,129.95 at Brownells.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Primary Weapons Systems
- Platform
- AR-15
- Caliber
- .223 Wylde
From the manufacturer
The MK111 MOD 1-M is perfect for shooters looking for a weapon with endless uses. Maintaining the shortest barrel length recommended for suppressed use, this compact upper receiver is one of the most popular from LE to heli-hunting. The MK111 upper receiver has an 11.85" barrel and a Triad556 Compensator. The MK116 MOD 1-M upper receiver comes from one of the most popular firearms PWS manufactures. Being a go-to for Law Enforcement communities looking for non-NFA items, this rifle can be seen in-use by over 85 LE communities in the United States. The MK116 upper receiver has a 16.1" barrel with a FCS 556 Compensator. Long stroke piston system M-LOK handguards Mfg: Primary Weapons
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