Ruger® Rapid Deploy folding rear sight adjusts for windage and pairs with the A2-style, F-height, elevation-adjustable front sight for a solid, dependable aiming system.
Made of hard-coat anodized aluminum forgings in 7075-T6, a shot-peened and proof-tested 9310 steel bolt, and an 8620 steel bolt carrier. The carrier and gas key have chrome plated inside diameters, and the key is staked for longevity.
The heat-resistant glass-filled nylon handguard can be easily serviced by one person thanks to the barrel nut and delta ring. Most standard carbine-length handguards are compatible with the design. A standard wrench is used to tighten the barrel nut.
For improved balance and handling, the gas block is mounted at carbine length (M4). A QD socket and bayonet lug provide multiple attachment points for a variety of sling and accessory mounting options. Serrations on the gas block’s angled face provide a low-glare surface.
Heat-resistant glass-filled nylon handguards are used for shooting comfort and durability.
A single-stage trigger provides long-lasting and dependable fire control. The enlarged trigger guard allows for gloved shooting in cold weather.
The rifle‘s six-position, telescoping M4-style buttstock and Mil-Spec buffer tube allow it to be properly sized for different shooters or different levels of outerwear.
A medium contour, cold hammer-forged alloy barrel with a 1:8 twist is included “With bullets weighing 35 to 77 grains, the twist rifling provides exceptional accuracy. M4 feed ramps and a 5.56 NATO chamber allow you to use both 5.56 NATO and.223 Remington ammunition.
The barrel and half “The matte black oxide finish on the -28 Ruger® flash suppressor reduces glare and provides corrosion resistance.
The front sight post is adjustable in height, and a front sight tool is included. The A2-style, F-height front sight allows for co-witnessing with a wide range of optics.
The pistol grip is ergonomic, with an extended trigger reach for more precise trigger control.
The flat top upper receiver is made of aerospace-grade 7075-T6 aluminum forging and includes a forward assist, dust cover, and brass deflector.
One 30-round Magpul® PMAG® magazine is also included. The Ruger AR-556 Rifle is very affordable.