The Meteor Complete Upper from Davidson Defense is a .300 Blackout AR-15 upper configuration built around an 8.5-inch heavy-profile barrel with a pistol-length gas system. The complete upper includes the upper receiver, barrel, handguard, bolt carrier group, and charging handle.
The barrel runs 8.5 inches in .300 Blackout with a 1-in-8 twist rate, heavy profile, and 4150 Chrome Moly Vanadium construction with a Parkerized finish. The pistol-length gas system pairs with a .750 O.D. micro low-profile barrel steel gas block. The upper receiver is 7075-T6 aluminum with an anodized finish. Thread pitch is 5-in-8x24, and the complete upper includes a muzzle-mounted fake can.
The freefloat M-Lok handguard is 6061-T6 aluminum with a black finish. The freefloat profile provides a clean forend with M-Lok interface for accessory placement along the rail.
The included bolt carrier group covers the 5.56, .223, .300, and .350 platform family and is 9310 alloy steel with a nitride finish. A Mil-Spec M4 charging handle completes the upper component set.
Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws.
Caliber: .300 Blackout
Barrel Name: 8.5" .300 Blackout AR-15 Heavy Barrel, Pistol Gas, 1:8T, 5/8x24
Barrel Length: 8.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Profile: Heavy
Barrel Twist Rate: 1:8
Barrel Thread Pitch: 5/8x24
Barrel Finish: Parkerized
Barrel Gas System Length: Pistol
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-Lok Freefloat
Gas Block Size: .750
Gas Block Name: Micro Low-Profile Gas Block for .750 OD Barrel Steel
Muzzle Device: Muzzle Mounted Fake Can
Muzzle Thread Pitch: 5/8x24
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier Name: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
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