The Colt Enhanced Patrol Rifle II, or EPR-II, in 5.56x45mm NATO is a duty-grade AR carbine with a 16.1-inch barrel and a free-float M-LOK handguard (brand part no. LE6920-EPRII). Colt blends proven carbine components with certified MIL-SPEC materials and finishes, then adds modern touches like Magpul MBUS 3 folding sights and a MOE SL stock. The rifle is suppressor-ready according to the maker and carries an ambidextrous safety selector and an enhanced trigger guard. It suits patrol, range and home-defense use alike.

Key Specifications

• The chambering is 5.56x45mm NATO, the military cartridge the Colt carbine platform was built around.
• The barrel is 16.1 inches, made from Colt-spec CrMoV steel with a chrome-lined bore and manganese phosphate finish.
• Rifling is a 1:7 right-hand twist with six grooves, which stabilizes heavier bullets.
• The operating system is carbine-length direct impingement, the proven Colt gas system.
• The handguard is a 15-inch Colt free-float design with Magpul M-LOK slots, a full-length Picatinny top rail and steel QD sling sockets.
• The sights are Magpul MBUS 3 folding sights, a low-profile backup to a mounted optic.
• The stock is a Magpul MOE SL 6-position adjustable stock for different shooters and gear.
• The receiver is forged 7075-T6 aluminum with a matte black Type III hard coat anodize finish.
• The rifle ships with a 30-round Magpul PMAG, a rugged polymer magazine.
• The safety selector is ambidextrous, usable from either side of the rifle.

Frequently Asked Questions

Is the EPR-II suppressor-ready? Colt describes the EPR II models as suppressor-ready, with multiple barrel lengths in the line.

What sights does it have? It has Magpul MBUS 3 folding sights. A full-length Picatinny top rail on the handguard and receiver also accepts an optic.

What magazine comes with it? It comes with a Magpul PMAG 30-round magazine.

Buy the Colt Enhanced Patrol Rifle II (EPR-II), 5.56x45mm NATO

The EPR-II adds a free-float rail, folding sights and ambidextrous controls to Colt’s proven carbine, so it is ready to go out of the box. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, and see more AR-15 rifles while you are here.