PSA 10.5" 5.56 NATO 1/7 PHOSPHATE 9" LIGHTWEIGHT M-LOK UPPER WITH ROMEO MSR, MBUS SIGHT SET, BCG, & CH

PRODUCT DETAILS DETAILS Barrel Length: 10.5" Barrel Profile: A2 Gas System: Carbine-Length Barrel Steel: 4150 Chrome Moly Vanadium Barrel Finish: Phosphate Chrome Lining: None Muzzle Thread: 1/2-28 Chamber: 5.56 NATO Twist Rate: 1/7" Barrel Extension: M4 Diameter at Gas Block: .750" Gas Block Type: Low Profile Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Aluminum Receiver Type: M4 Handguard Type: PSA 9" Lightweight M-Lok Rail Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158 Bolt Carrier Profile: Full-Auto Charging Handle Included: Yes Sight Set: Magpul MBUS Sight Set, Black Optic: Romeo - MSR FEATURES Barrel: 10.5" 4150V Chrome-moly vanadium steel barrel, phosphate coated and chambered in 5.56 NATO with a 1 in 7" twist. This carbine-length gas barrel is finished off with a PSA 9" Lightweight M-Lok Rail, a low profile gas block, and an A2 style flash hider. Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer. Includes: Romeo - MSR Bolt Carrier Group: For AR15 and M16 rifles and carbines. Bolt is made of shot-peened, Mil-spec Carpenter 158® steel. The gas key is secured with grade 8 fasteners and staked. Includes Charging Handle. Sig Sauer Romeo MSR Red Dot Sight: The ROMEO-MSR is a sealed compact red dot or green dot sight intended for MSR, carbine, shotgun, and air rifle. Brightness is adjusted with a top-mounted rotary dial, featuring 10 daytime and 2-night vision settings for quick target engagement in any condition. Features: Dependable IPX-7 waterproof and fog-proof performance Over 20,000 hours runtime on a CR1632 battery Top loading battery compartment with integral brightness control featuring 10 daytime and 2 NV settings Ultra-compact size and weight with unlimited eye-relief and parallax-free operation Aircraft-grade aluminum housing and mount Slipover, see-through flip-backs