PRS-15 M4 Delta

Feature Overview

The PRS-15 M4 Delta Rifle, is the gold standard traditional AR platform rifle. Available in a variety of lengths and options, our economical models are no less the workhorse than our more complex versions. The M4 series comes standard with polymer carbine handguards with available Magpul MOE series options. A 7075-T6 aircraft grade aluminum forged lower receiver adds to the durability and reliability.

  • 100% MADE IN THE USA
  • 7075-T6 aircraft grade aluminum forged lower receiver
  • As with all of our receivers, they are all hand de-burred and sanded before Type-III Hard Anodizing for a tight, custom level fit, right out of the box, increasing overall accuracy of the weapon
  • 6 position collapsible stock
  • Magpul Aluminum Trigger Guards
  • Single Point Sling receiver endplates
  • Ergo Sure Grips


ModelM4 Delta Rifle
Calibers5.56mm NATO
Barrel Length16 in (406 mm)
Barrel ProfileM4 Type
Action Typesemi-auto
Trigger TypeMil-Spec
Collapsed len32 in (813 mm)
Stock TypeTelescopic 6-position collapsible M4 Stock
Trigger wt5.5-9.0 lb (24-40 N)
Twist Rate1 in 7
Forend Typepolymer carbine handguards
Grip TypeErgo Sure-Grip
Receiver & FinishForged 7075 Aluminum, Type III Hard Anodized
Expanded length35.25 in (895 mm)
Overall Width2.6 in (66 mm)
Height7.5 in (191 mm)
Threads1/2 in - 28 tpi
AccessoriesSingle point sling mount, magpul aluminum trigger guard
Operating SystemDirect Gas Impingement
Weight w/o Mag6.5 lb (2.9 kg)
SightsFixed front sight gas block, Removable carry handle with GI Rear Sight
Mags Included1 - 30rd Aluminum Mil-Spec Magazine

Feature Highlights

Spec Sheet PDF

SKUModelCaliberBarrel LenBarrel ProfileHandguardGrip TypeCollapsed LengthExpanded LengthThreadsWeight w/o MagSightsMSRP
PRS15-D556-M4-16E556 Rifle5.56mm NATO16 inM4 typepolymer carbine handguardsErgo SureGrip32 in35.25 in1/2 in - 28 tpi6.5 lbFixed front sight gas block, Removable carry handle with GI Rear Sight$1,475

Other variations available

PRS-15 M4 Alpha

PRS-15 M4 Bravo

PRS-15 M4 Bravo SBR