Ruger's ar-556 semi-automatic rifle is made from forged aerospace-grade 7075-t6 aluminum.The hard coat anodized, flattop upper receiver includes a forward assist, dust cover and brass deflector, while the handguards are made from heat-resistant glass-filled nylon.It has a carbine-length, milled gas block with multiple attachment points for a qd socket, bayonet lug, and sling.Serrations on the angled face of the gas block provides a low-glare surface.It also has a bolt machined from 9310 alloy steel, single-stage trigger, chrome-plated bolt carrier with a matte black oxide finish on the exterior, and patent-pending barrel nut and delta ring for one person handguard removal and installation.
Metal Finish: Black Hardcoat Anodized
Action: Semi-Auto
Caliber: 300 Blackout
Barrel Length: 16.10"
Capacity: 30+1
Trigger: Single-Stage
Oal: 33"- 36.25"
Weight: 6.40 lbs
Stock Description: 6 Position
Receiver Material: 7075-T6 Aluminum
Sights: Picatinny Rail
Barrel Description: 4140 Chrome Moly Cold Hammer Forged
Twist: 1:7"
Barrel Length Range: 16" to 16.99"
Weight Range: 6 lbs to 6.99 lbs
Hand: Right
Stock Finish Group: Black
Metal Finish Group: Blued/Black
Metal Finish: Black Hardcoat Anodized
Action: Semi-Auto
Caliber: 300 Blackout
Barrel Length: 16.10"
Capacity: 30+1
Trigger: Single-Stage
Oal: 33"- 36.25"
Weight: 6.40 lbs
Stock Description: 6 Position
Receiver Material: 7075-T6 Aluminum
Sights: Picatinny Rail
Barrel Description: 4140 Chrome Moly Cold Hammer Forged
Twist: 1:7"
Barrel Length Range: 16" to 16.99"
Weight Range: 6 lbs to 6.99 lbs
Hand: Right
Stock Finish Group: Black
Metal Finish Group: Blued/Black
