| Configuration | SKU | Image | Caliber | FIRE-CONTROL | Barrel Length | TWIST | BARREL MATERIAL | Stock | HANDGUARD | SIGHTS | MAGAZINE | MUZZLE DEVICE | WEIGHT | LENGTH |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 11.5" R4 Operator View Product |
86610 |  |
5.56 NATO | Semi-Auto | 11.5" | 1:7 | Hammer Forged Chrome-Lined 4150 | Mil-Type Telescoping/DPMS M111 | MBUS Folding Rear, MBUS Folding Front | 30rd | A2 Flash Hider | 6.75lbs | 28" | |
| 16" R4 Operator View Product |
86585 |  |
5.56 NATO | Semi-Auto | 16" | 1:7 | Hammer Forged Chrome-Lined 4150 | Magpul MOE SL/MWI Keymod | Troy Folding Rear, Troy Folding Front | 30rd | A2 Flash Hider | 7lbs | 32.5" | |
| R4 Complete System View Product |
86612 |  |
5.56X45mm NATO / .223 Remington | Semi and Full Auto | 14.5" | 1:7 | Hammer Forged Carbon Steel | 6-position collapsible | Rear – Flip up aperture or carrying handle sight | Front – Post on fixed A-frame | 30rd | 7.28 lbs | Stock extended – 34.75” (882.65 mm) | Stock retracted – 30.75” (781.05 mm) |