DetailsBarrel Length: 20Barrel Material: 416R Stainless SteelBarrel Profile: HeavyChamber: 6.5 CreedmoorTwist Rate: 1:8Extension: M4Gas System: Rifle-LengthGas Block Type: Low-profile 3 position click switch adjustable gas blockUpper Receiver: Forged 7075 T6 AluminumReceiver Style: Flat top with Feed RampsReceiver Finish: Hardcoat AnodizedForward Assist: YesDust Cover: YesHandguard Type: DPMS 15" M-Lok Free Float Rail with Anti-slip and anti-rotation featuresBolt Carrier Group: Yes, Toolcraft PA10 BCG with extra power extractor springStaked Gas Key: YesLower Receiver: Forged 7075 T6 AluminumReceiver Finish: Hardcoat AnodizedFire Control Group: Panther Polished 2-Stage TriggerBuffer Tube: Rifle Buffer Tube 7075 T6 AluminumStock: B5 Systems BravoGrip: DPMS Custom Overmolded A2 Grip, BlackMagazine: 20 Round PMAGFeaturesBarrel: The dimpled, stainless steel 6.5 CREED 1:8 twist, rifle length gas system upper is paired with a DPMS Panther Arms 15" M-Lok free-float rail, low profile adjustable click detent 3 position gas block, and an A2-style muzzle device. The gas system is enhanced with a nitrided gas tube to better resist high heat and corrosion.Upper: Precision machined from forged 7075-T6 aluminum, then Black anodize-hard coated to MIL-8625 Type 3 class 2. With enhanced dual retention anti-slip and anti-rotating handguards.Bolt Carrier Group: Tool craft 9310 steel bolt assembly with extra strength extractor springs that is nitride for increased durability. 8620 carrier, nitride treated, with a nitride treated gas key properly staked with grade 8 fasteners. A 7075 T6 aluminum charging handle is also included.Lower: Precision machined from forged 7075-T6 aluminum; these lowers are then Black anodize-hard coated to MIL-8625 Type 3 class 2. With a Panther Polished 2-Stage NiB Trigger, a B5 Systems Bravo adjustable stock, and a DPMS Custom Overmolded A2 Grip.