ASK AN EXPERTDescription
- Features an 18" PROOF Research carbon fiber wrapped barrel that is both attractive and significantly lighter than standard barrels, while still offering excellent accuracy and repeatability
- Features a rifle-length gas system paired with chambering in .223 Wylde, a well-established chamber geometry that safely, accurately, and reliably functions with both 5.56 NATO and .223 Remington ammunition
- Lower receiver is fitted with a Magpul PRS Lite stock that balances the rifle and has secure length of pull and comb height adjustments for the best fit
- Handguard is free-floated for accuracy and the slim, 15" length provides enhanced ergonomics
- Bolt is mil-spec 9310 and is machined, shot peened and proof tested for strength and durability
- The Ruger Elite 452 AR-Trigger is a two-stage trigger that offers a smooth, crisp, 4.5 pound trigger pull
- Magpul M-LOK accessory attachment slots along the 3:00, 6:00 and 9:00 positions with additional slots on the angled faces near the muzzle
- Ruger muzzle brake is a radial port design that significantly reduces felt recoil and muzzle movement
- Made from aerospace-grade 7075-T6 aluminum forging, the flat top upper receiver includes a forward assist, dust cover and brass deflector
- Bolt carrier and gas key have chrome-plated inside diameters to provide exceptional resistance to hot gases
The Ruger AR-556 MPR Semi-Auto Rifle features an 18" PROOF Research carbon fiber wrapped barrel, offering both lightweight performance and excellent accuracy. The rifle-length gas system, paired with .223 Wylde chambering, ensures reliable function with both 5.56 NATO and .223 Remington ammunition. The lower receiver is equipped with a Magpul PRS Lite stock for adjustable length of pull and comb height, and a Magpul MOE-K2 grip for ergonomic access to controls.
A free-floated 15" handguard with Magpul M-LOK slots along the 3:00, 6:00, and 9:00 positions enhances ergonomics. The mil-spec 9310 bolt is machined, shot peened, and proof tested for durability. The Ruger Elite 452 AR-Trigger provides a smooth, crisp 4.5-pound pull with a fast lock time for improved accuracy.
The rifle includes a Ruger muzzle brake to reduce recoil and muzzle movement, and the threaded barrel allows for standard muzzle accessories. The aerospace-grade 7075-T6 aluminum upper receiver features a forward assist, dust cover, and brass deflector. The bolt carrier and gas key have chrome-plated inside diameters for resistance to hot gases, with a staked gas key for durability. Also included is one 30-round Magpul PMAG magazine.
Warranty Information
| Caliber | 223 Wylde |
| Stock | Magpul PRS Lite |
| Handguard | Free-Float With Magpul M-LOK Slots |
| Sights | None |
| Barrel Length, in | 18" |
| Thread Pattern | 1/2"-28 |
| Twist | 1-in-8" RH |
| Capacity | 30 |
| Finish | Gray Cerakote |
| Height, in | 8" |
| Overall Length, in | 37.63" - 39" |
| Length of Pull, in | 13.88" - 15.25" |
| Grooves | 4 |
| Weight | 7.4 lb. |
