Ruger AR-556 Collapsible Stock 5.56 NATO 16.1" 30-Round Rifle

Ruger's® rapid deploy folding rear sight provides windage adjustability. Here, it's been paired with an elevation adjustable front sight for a solid, reliable aiming system. The rear sight can be folded out of the way to make room for optics, but can be instantly redeployed if needed.

• Black synthetic collapsible stock
• Aerospace-grade 7075-T6 aluminum forging flattop upper receiver includes forward assist, dust cover and brass deflector
• Type III hard coat anodized finish
• Medium contour cold hammer-forged barrel with ultra-precise rifling for exceptional accuracy, longevity and easy cleaning
• Six-position telescoping M4-style buttstock and mil-spec buffer tube allow rifle to be properly sized for different shooters, outerwear or defensive gear
• Bolt machined from 9310 alloy steel - shot peened and pressure (proof) tested to ensure strength, structural integrity and durability
• Elevation adjustable front sight post, front sight tool included; A2-style F-height allows co-witness with many optics
• Barrel nut and delta ring designed for one person handguard removal and installation; design accepts most standard carbine length handguards 
• Milled gas block located at carbine-length (M4) position for improved balance and handling
• Multiple attachment points include QD socket and bayonet lug
• Serrations on angled face of gas block provide low-glare surface
• Ergonomic pistol grip with extended trigger reach for more precise trigger control
• Chrome-plated bolt carrier inside diameter and chrome-plated gas key inside diameter provide exceptional resistance to hot gases
• Single-stage trigger provides durable and reliable fire control; enlarged trigger guard designed to allow gloved shooting
• Handguards made from heat-resistant glass-filled nylon for shooting comfort and durability
• One 30-round Magpul® PMAG® magazine included
• Twist: 1:8" RH
• Grooves: 6
• Thread pattern: 1/2"-28
• Length of pull: 10.25 - 13.5"
• Dimensions: 32.25 - 35.5"L x 8"H
• Weight: 6.5 lbs.
• Made in USA