M-LOK Mk111 Mod 1-M 223 Wylde Upper Receiver W/11.85" Bbl
$1,129.95 at Brownells · 7 stores
In stock
M-LOK Mk116 Mod 1-M 223 Wylde Upper Receiver W/16.1" Bbl
Primary Weapons Systems · Upper Receiver
No ratings yetBest price
$1,073.45at OpticsPlanet
In stock Sale Lowest in 30 dayschecked Nov 12, 2026
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Barrel length
- 16" · Handguards
Specifications
- Manufacturer
- Primary Weapons Systems
- Color
- Black
- Platform
- AR-15
- Caliber
- .223 Wylde
- Barrel length
- 16"
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet Best price | $1,073.45Salechecked Nov 12, 2026 | In stock | Buy at OpticsPlanet | |
| Brownells 17.76% off · ends Nov 15 · exclusions apply | $1,129.95checked Nov 13, 2026 | In stock | Buy at Brownells | |
| Ammunition Depot | $1,129.95checked Nov 12, 2026 | In stock | Buy at Ammunition Depot | |
| Battlehawk Armory | $1,029.49Salechecked Nov 12, 2026 | Check store | Buy at Battlehawk Armory | |
| Classic Firearms | $1,049.95checked Nov 12, 2026 | Check store | Buy at Classic Firearms | |
| Palmetto State Armory | $1,209.99checked Nov 11, 2026 | Check store | Buy at Palmetto State Armory | |
| MidwayUSA | $1,209.95checked Nov 13, 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: $1,073.45 at OpticsPlanet. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | $1,129.95 | $1,129.95 | $1,129.95 |
| Battlehawk Armory | $1,029.49 | $1,029.49 | $1,029.49 |
| Brownells | $1,129.95 | $1,129.95 | $1,129.95 |
| Classic Firearms | $1,049.95 | $1,049.95 | $1,049.95 |
| MidwayUSA | $1,209.95 | $1,209.95 | $1,209.95 |
| OpticsPlanet | $1,073.45 | $1,073.45 | $1,073.45 |
| Palmetto State Armory | $1,209.99 | $1,129.99 | $1,209.99 |
Since Sep 27, 2026.
About this part
The M-LOK Mk116 Mod 1-M 223 Wylde Upper Receiver W/16.1" Bbl is a 16" 5.56 / .223 upper receiver from Primary Weapons Systems. It's sold by 7 stores (3 in stock), from $1,029.49 to $1,209.99. The lowest in-stock price in the last 30 days was $1,073.45 at OpticsPlanet.
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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