Double Star 16" 300 Blackout Upper Heavy Barrel with M-4 Feed Ramps and Gas block

Upgrade your firearm with the Double Star 16" 300 Blackout Upper Heavy Barrel, a premium accessory crafted for unmatched performance. Engineered with M-4 feed ramps and a gas block, this upper ensures seamless ammunition feeding and reliable operation with every shot. Whether you're a seasoned marksman or a tactical enthusiast, this heavy barrel upper offers precision and durability to meet your shooting needs. Elevate your firearm's capabilities with the Double Star 16" 300 Blackout Upper Heavy Barrel and experience enhanced accuracy and reliability on the range or in the field.

DISCLAIMER: Firearms/receivers are subject to state-specific shipping restrictions and must be transferred through a valid FFL dealer. Receivers cannot be shipped to CA, CO, CT, DE, MD, MA, NJ, NY. Please visit our shipping restrictions page to review all applicable restrictions for your state. Subject to change.