Specifications
Product Name: Rustfire 16-inch AR-15 .300 BLK Rifle Complete Upper Build
Barrel Name: AR-15 16" .300 BLK OUT, Pistol Gas, HBAR, 1:8 T, Phosphate Barrel
Caliber: .300 Blackout
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Length: 16-inch
Barrel Gas System Length: Pistol
Barrel Profile: HBAR
Barrel Twist Rate: 1:8
Barrel Finish: Phosphate
Barrel Thread Pitch: 5/8x24
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps - 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Name: 15-inch Air Lite Series ‘Honeycomb’ M-LOK Free Floating Handguard With Monolithic Top Rail - Anodized Bronze
Handguard Material: Aluminum
Handguard Length: 15-inch
Handguard Style: M-Lok
Gas Block Name: Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Gas Block Size: 0.75
Muzzle Device Name: AR-15/AR-10 .308 5/8x24 TPI GI Birdcage Flash Hider for .308 7.62x39 .300 Blackout
Muzzle Device Type: Flash Hider
Muzzle Thread Pitch: 5/8x24
Bolt Carrier Name: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Bolt Carrier Material: 8620 Alloy Steel
Bolt Carrier Finish: Nitride
Charging Handle Name: AR-15 M4 Charging Handle Mil-Spec Quality