Stern Defense AR 9mm MOD5 MLOK Complete Upper - 10.5"

Specifications: SD AR 15 Assembled Upper Receiver SD CH1 Charging Handle SD 9mm Barrel - 10.5" SD BU9 NiB Echo BCG SD HG12 MOD MLOK Handguard SD RBC9 Weight: 3.25 lbs SD AR 15 Assembled Upper Receiver 7075-t6 aluminum Hard-coat anodized. Sturdy construction. Made in U.S.A. SD CH1 Charging Handle Laser engraved. 6061 aircraft grade aluminum billet Hard coat anodized. Sturdy Construction. Made in U.S.A. SD 9mm Barrel - 10.5" Caliber: 9mm. Length: 10.5 Inches. Made in the U.S.A. Threaded .5-36. 1:10 TWIST. 4150 Chrome-moly steel. Melonite coating. SD BU9 NiB Echo BCG Made in U.S.A. Constructed from 8620 AISI steel. Custom 4140 billet extractor providing superior ejection. Glock cut. NiB Weight: 15.5 OZ. 9MM SD HG12 MOD MLOK Handguard 6061 aircraft grade aluminum. Hard-coat anodized. Sturdy construction. Light weight construction. Length 12 inches. Smallest inside diameter 1.435 inches. Made in U.S.A. SD RBC9 6061 aircraft grade aluminum. Hard-coat anodized. Sturdy construction. Light weig