Black Rain Ordnance manufacturing standards are prominent throughout our line of Spec weapons allowing us to produce the highest quality rifle with a cost-effective price tag. The Chromoly barrels and Black Nitride Bolt-Carrier Groups in the Spec Series combine to provide the reliability and dependability you expect from the BRO family of rifles. Whether it’s your first rifle a patrol weapon or simply supplementing your collection the Spec Series is a great addition to your lineup. - Barrel: 10.5” 4150 Chromoly Barrel - BCG: Nitride Coated SPEC15 BCG - Caliber: 300 AAC Blackout - Colors: Black - Furniture: G.I. Grip - Gas System: Direct Impingement; Low Profile Non-Adjustable Gas Block; Carbine Length - Handguard: 12 M-LOK Hybrid Handguard - Length: 26 - Muzzle Device: A2 Flash Hider - Receiver: Anodized Forged Aluminum Upper/Lower Receiver Set - Trigger: G.I. Trigger - Weight: 5lbs 15oz