Used Smith & Wesson M&P-15 556 S&W AR15 AR M&P15 DANIEL DEFENSE UPGRADES +4 MAGS

Smith & Wesson M&P-15 S&W AR15 AR M&P15 +HOLOSUN

How Buying WorksEnding October 13, 2026 at 10:00 PM

Key Features

  • Item Type: Semi Auto Rifles
  • Action: AR-15 Direct Impingement
  • Manufacturer: Smith & Wesson (S&W)
  • Capacity: 30 1
  • Model: M&P-15
  • Barrel Length: 16"
  • Caliber: 5.56mm NATO
  • Finish: Black
  • Overall Condition: Very Good

Product Description

    Smith & Wesson M&P-15 5.56 NATO, 16 in, Free-Float Quad Rail, Holosun HE403B-GR, Daniel Defense Stock/Pistol Grip/Vertical Grip, 4 PMAGs

    This Smith & Wesson M&P-15 is a well-configured AR-15 platform rifle chambered in 5.56 NATO with thoughtful upgrades for practical use. It features a 16-inch barrel with 5R rifling and a threaded muzzle with an A2 flash suppressor, a free-float quad-rail handguard with a continuous top Picatinny rail, and a flat-top upper. Notable additions include a Holosun HE403B-GR green-dot optic and Daniel Defense stock, pistol grip, and vertical foregrip. It comes with four 30-round Magpul PMAGs.

    Condition

    Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.

    Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.

    Bore Rifling: Excellent Rifling - Sharp lands and grooves.

    Specific Condition Notes: This firearm is in great shape with a few minor, superficial scratches and blemishes from prior handling.

    What’s Included
    • Holosun HE403B-GR green-dot sight (installed)
    • 4x 30-round Magpul PMAG polymer AR-15 magazines
    • Daniel Defense collapsible carbine stock (installed)
    • Daniel Defense pistol grip (installed)
    • Daniel Defense vertical foregrip (installed)
    • Polymer Picatinny rail cover panels (installed)

    Built on the M&P-15 AR-15 platform, this rifle uses a direct-impingement, semi-automatic action and an aluminum-alloy receiver set with a matte black anodized finish. The flat-top upper includes a forward assist, brass deflector, and ejection-port cover. The free-float quad-rail handguard provides a continuous top Picatinny rail marked "MILITARY & POLICE," and the rifle is configured with no fixed front sight tower.

    The 16-inch barrel features 5R rifling and a 1:8 twist rate. It is threaded and fitted with an A2 flash suppressor.

    Daniel Defense upgrades are installed throughout: a collapsible carbine stock with QD sling socket, a Daniel Defense pistol grip, and a Daniel Defense vertical foregrip. Polymer rail cover panels are fitted to the handguard for added traction and protection.

    A Holosun HE403B-GR 1x green-dot optic is installed on the top rail for a clean, optic-only setup with a bright green dot reticle.

    The rifle uses the AR-15/STANAG magazine interface and has a 30+1 capacity. Four 30-round Magpul PMAGs are included. Controls include a manual safety with SAFE/FIRE selector markings, and a carbine receiver extension (buffer tube) is installed. Made in the United States.

Specifications

Item TypeSemi Auto Rifles
ManufacturerSmith & Wesson (S&W)
ModelM&P-15
Caliber5.56mm NATO
Overall ConditionVery Good
Bore ConditionExcellent
ActionAR-15 Direct Impingement
Capacity30 1
Barrel Length16"
FinishBlack
Stock/GripsDaniel Defense pistol grip
Sight/Opticoptic only
What's IncludedHolosun HE403B-GR Green Dot installed,
Country of OriginUnited States