Dark Storm Industries DS-15 AR-15 .300 AAC Blackout 12.5 inch Upper Receiver SOCOM Profile Pistol Length 1-7 Twist Firestorm Compensator Magpul MVG. 300 AAC Blackout 12.5 inch Upper Receiver. Developed by using several of the most heavy duty and...
Dark Storm Industries DS-15 AR-15 .300 AAC Blackout 12.5 inch Upper Receiver SOCOM Profile Pistol Length 1-7 Twist Firestorm Compensator Magpul MVG. 300 AAC Blackout 12.5 inch Upper Receiver. Developed by using several of the most heavy duty and...