Steiner

• The Barrel on this Upper Receiver Assembly Less than 16″ in Length and it is Legal to Use only on AR Pistol Lower Receivers and or NFA Registered Short Barrel Rifle Lower Receivers. Please Check National Firearm Act Laws Before Purchase
• 7.5″ 4150 Chrome Moly Vanadium Steel Heavy Contour Barrel Profile , Black & White Battle Worn Custom Cerakoted Scratch Resistance, Heat Treated  Finish
• 1:7 Twist, 1/2×28 Thread, 556 NATO Caliber, Pistol Length Gas System

Ambidextrous Charging Handle Included

Muzzle Brake

556 Flash Can Muzzle Device 1/2 x 28 TPI Thread, Length 2.5″ Outside Diameter 1- 1/8″″ This Muzzle Device will Forward Sound, Flash and Gases Away from Shooter and Bystanders, will Reduce Side Shock wave

Gas System

Direct Impingement .750 Low Profile Steel Gas Block , 6.75″ Pistol  Length Stainless Steel Gas Tube 

Handguard

7” Free Float Black & White Battle Worn Custom Cerakoted Scratch Resistance, Heat Treated  Finish,  Picatinny Rails, Super Slim  Made from Aircraft Grade High Quality Aluminum  In Durable Mil-Spec Style, Inside Diameter: 1.35”

Upper Receiver

Forged 7075 T6 Aluminum , Black & White Battle Worn Custom Cerakoted Scratch Resistance, Heat Treated  Finish Precision machined to M4, M16 Specs Forward Assist, Dust Cover, Shell Deflector, .250 Takedown Pin Holes, M4 Feed Ramps