Windham Weaponry WW-15 MPC 5.56 NATO AR-15, 16 inch 4150 CMV Chrome-Lined M4 Barrel, A4 Flat-Top with Detachable Carry Handle, A2 Front Sight Base, 30+1
This Windham Weaponry WW-15 MPC is a US-made AR-15 platform rifle in excellent condition, configured with a 16 inch 4150 CMV chrome-lined M4-profile barrel and a carbine-length gas system. It features an A4-type flat-top upper with a detachable A2 carry handle and an A2 front sight base with bayonet lug. The rifle includes three 30-round USGI-pattern aluminum magazines and is marked with correct factory roll marks and barrel stampings.
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 shows a few small scratches and minor blemishes from light handling.
What’s Included
- Windham Weaponry WW-15 MPC semi-automatic rifle
- 3x 30-round USGI-pattern aluminum AR-15 magazines
The WW-15 MPC uses 7075-T6 aluminum receivers with a hard-coat anodized finish and a direct impingement, semi-automatic action. The upper is an A4-type flat-top with a forward assist, case deflector, and ejection-port cover. The lower is factory-marked "MOD: WW-15" and the rifle is built in the USA.
The 16 inch barrel is manufactured from 4150 CMV steel, chrome-lined, and M4-profiled with an M203 cut and M4 feed ramps. It has a 1:9 right-hand twist and a threaded muzzle fitted with an A2 birdcage flash suppressor. The barrel is marked "WW 5.56 1/9."
Sighting is via an A2 front sight base with bayonet lug and a detachable A2 carry handle rear sight with dual apertures. The handguard is the carbine-length M4 polymer type with double heat shields for thermal protection during sustained strings of fire.
The stock is a 6-position telescoping polymer unit with a Windham Weaponry logo medallion, paired with an A2 pistol grip. Capacity is 30+1 in 5.56mm NATO, and the rifle includes three 30-round magazines.




