The DPMS 16″ M4 5.56 NATO Rifle is a rugged, reliable, and battle-proven AR-15 platform, perfect for self-defense, training, and tactical applications. Designed with mil-spec components, this rifle features forged 7075-T6 aluminum receivers, a 16-inch Chrome Moly steel barrel, and an M4-profile design for versatility and durability.

With a carbine-length gas system, A2 flash hider, and a Magpul MBUS rear sight, this DPMS rifle ensures fast target acquisition and smooth cycling. Whether you’re looking for a dependable duty rifle, a truck gun, or a solid range performer, this M4-style DPMS rifle delivers precision, durability, and value.


Key Features

  • Durable 16″ Chrome Moly Vanadium Barrel – Phosphate-coated for corrosion resistance and long-lasting accuracy.
  • 5.56 NATO Chamber – Accepts both 5.56 NATO and .223 Remington for maximum ammo flexibility.
  • 1:7″ Twist Rate – Optimized for stabilizing heavier 62-77 grain bullets.
  • M4 Barrel Extension & Carbine-Length Gas System – Ensures smooth cycling and reliable function.
  • Forged 7075-T6 Aluminum Receivers – Hard coat anodized for military-grade strength and durability.
  • Full-Auto Profile Bolt Carrier Group – Shot-peened, Carpenter 158 steel bolt for enhanced longevity.
  • F-Marked Front Sight Base & Magpul MBUS Rear Sight – Perfect for backup iron sight use with optics.
  • A2 Flash Hider & Standard M4 Handguard – Reduces muzzle flash while maintaining a classic look.
  • Mil-Spec 6-Position Adjustable Stock – Adapts to different shooting preferences and body types.
  • Lightweight Design (6.8 lbs) – Easy to maneuver for home defense, sport shooting, and training.

Specifications

  • Manufacturer: DPMS
  • Model: M4 16″ FSB w/ MBUS
  • Caliber: 5.56 NATO (.223 Rem compatible)
  • Barrel Length: 16 inches
  • Barrel Profile: M4
  • Barrel Material: Chrome Moly Vanadium
  • Barrel Finish: Phosphate
  • Twist Rate: 1:7″
  • Gas System: Carbine-Length
  • Gas Block: F-marked Front Sight Base
  • Muzzle Device: A2 Flash Hider
  • Receiver Material: Forged 7075-T6 Aluminum
  • Receiver Finish: Hardcoat Anodized
  • Handguard: M4-style with Heat Shields
  • Bolt Carrier Group: Full Auto Profile, Carpenter 158 Bolt
  • Fire Control Group: Panther Polished Trigger (PPT), Mil-Spec Single Stage
  • Grip: A2-style
  • Stock: M4 6-Position Adjustable Stock
  • Buffer Tube: Mil-Spec Diameter, Carbine-Length
  • Overall Length: 32 inches
  • Weight: 6.8 lbs
  • Backup Sights: Magpul MBUS Rear Sight (Black)
  • Muzzle Thread: 1/2″x28
  • UPC: 850032424004
  • SKU: DP51655109559