The FN 15 SRP G2 Rifle in 5.56x45mm (FN part no. 36-101142) is a lightweight, direct impingement AR-15 carbine with a 16-inch barrel. FN builds it around a free-float handguard that gives you maximum 12 o’clock rail space along with M-LOK slots for accessories. The barrel and chamber are chrome lined, and the receiver is hard-anodized aluminum with a flat-top rail. It is a no-nonsense rifle for home defense, training and range days from a company that supplies the military.

Key Specifications

• The chambering is 5.56x45mm, the standard NATO rifle cartridge.
• The barrel is 16 inches long, a carbine length that balances handling and velocity.
• The rate of twist is 1:7 right hand, which stabilizes a wide range of bullet weights.
• The chamber and bore are hard chrome plated with a manganese phosphate exterior, which protects the barrel against wear and corrosion.
• A midlength gas system with a low-profile gas block pinned to the barrel drives the direct impingement action.
• The muzzle device is an A2-style compensator that helps tame the muzzle’s rise.
• The upper is a hard-anodized aluminum flat-top receiver with a MIL-STD-1913 rail at 12 o’clock.
• The free-float handguard has a full-length top Picatinny rail and M-LOK slots at the 3, 6 and 9 o’clock positions.
• The stock is a six-position collapsible design, adjustable to fit different shooters and gear.
• Capacity is 30 rounds in an AR-style aluminum-body magazine.

Frequently Asked Questions

What caliber is the FN 15 SRP G2? It is chambered in 5.56x45mm and fed from AR-style 30-round magazines.

Is the handguard free-floated? Yes. FN fits a free-float handguard with a top Picatinny rail and M-LOK slots at 3, 6 and 9 o’clock for lights, grips and other accessories.

What gas system does it use? It is a direct impingement rifle with a midlength gas system and a low-profile gas block pinned to the barrel.

Buy the FN 15 SRP G2 Rifle, 5.56x45mm, 16-Inch

The SRP G2 is a light, modular carbine with a chrome-lined barrel and plenty of room for accessories. It makes a sound base for a first AR or a dependable range gun. Order it from our Lubbock, Texas gun shop with more FN America guns in our AR rifles selection for fast, insured shipping to your FFL.