<p>At just over 6 lbs. the Edge is one of the lightest AR-15s on the market, featuring a patent-pending free float handguard and billet receiver with lightening cuts for effortless operation. An SA proprietary muzzle brake virtually eliminates recoil, while the Melonite-treated trigger allows for a crisp trigger press with no creep. The Accu-Tite tension system ensures a tight fit with no rattle between the upper and lower receivers, paired with a premium M16 BCG that has been shot peened and MPI tested for reliability. Adjustable pinned gas block, 1:8 twist, flared mag well, metal flip-up sights and Bravo Company furniture. Specifications: CALIBER: 5.56x45mm NATO (.223REM) LENGTH: 35.75″ Fully Extended / 32.5″ Collapsed WEIGHT: 6 lbs 3 oz UPPER RECEIVER: Forged Type III Hard Coat Anodized Aircraft Grade 7075 T6 Aluminum Flat Top w/ Forward Assist & M4 Feed Ramps LOWER RECEIVER: SA Proprietary Machined Aircraft Grade 7075 T6 Billet w/ Accu-Titeâ„¢ Tension System & QD Swivel Mounting Points BARREL” 1:8 Twist, LT WT Profile, CMV Melonite® Finish Internally & Externally – Unique SA Multiport Muzzle Brake GAS SYSTEM: Mid Length, Low Profile Multi/Mode Adjustable Gas Block TRIGGER: Springfield Armory® Proprietary, Modular Match Short Reset Single Stage SIGHTS: Springfield Armory® Low Profile Flip-Up Rear, Dual Aperture Sights, 1/2 MOA Windage Adj. & Flip-Up Front, 1/2 MOA Elevation Adj. TRIGGER GUARD: Integral to Receiver PISTOL GRIP: Bravo Company Mod 3 HANDGUARD: Unique SA Proprietary Patent-Pending, Full Length Aluminum Free Floating w/ SA Locking Tabs, M-Lok BUTT STOCK: Bravo Company Mod 0 SOPMOD BUFFER ASSEMBLY: Ca”H” Heavy Tungsten Buffer RECEIVER EXTENSION: Mil-Spec Dimension Carbine Receiver Extension Manufactured from 7075 T6 Type III Hard Anodized Aluminum CHARGING HANDLE: SA Proprietary Mid SIze BOLT CARRIER GROUP: Enhanced M16 Melonite® Finish, MPT, 9310 Steel Bolt MAGAZINE: 1 – 10 Round Magpul PM</p>