Warrior Systems Mfg WSM15 AR-15 Semi-Auto Rifle in .223 Wylde, 16 in Barrel, Matte Black
This Warrior Systems Mfg WSM15 is a full-size AR-15 pattern semi-automatic rifle chambered in .223 Wylde with a 16 in barrel and a matte black finish. It features a free-float handguard, a flat-top upper with a continuous Picatinny top rail, and a B5-marked collapsible stock with a B5 Systems pistol grip. Markings include "WARRIOR SYSTEMS MFG" and "ONTARIO, CA" on the receiver, with the lower marked "CALIBER MULTI" and "MODEL NO: WSM15".
CONDITION
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: The rifle is in great shape with mild signs of use. It features a compliant style magazine release.
WHAT’S INCLUDED
- 1x 10-round magazine (Magpul PMAG Gen M3 polymer AR-15 magazine marked 5.56x45)
- Paperwork
- Sling
Built on the AR-15 platform with a direct impingement action, this WSM15 is set up with a flat-top upper and a continuous Picatinny top rail for straightforward accessory mounting. The long, slot-vented free-float handguard provides extended gripping surface and maintains the free-float configuration.
The rifle includes a 16 in barrel and a multi-port muzzle brake/compensator with an "X"-like marking visible on one face. Capacity is 10+1, and it ships with a 10-round Magpul PMAG Gen M3 magazine.
Ergonomics are supported by a polymer, black, collapsible B5-marked stock and a B5 Systems pistol grip. The listed length of pull is 13.0.
Visually, this example shows a billet-style, angular receiver profile with a flared magwell and an enlarged/integrated trigger-guard area visible in the images. The rifle is marked as USA-made, with receiver markings indicating Ontario, CA.




