Welcome to Windham Weaponry!
These 9” pistol barrels are machined from 4150 Chrome Moly Vanadium 11595E steel and include a Melonite QPQ finish inside and out. The Melonite finish offers protection against rust and corrosion as well as extending the life of the barrel. The rifling is a right hand twist and the twist rate is caliber specific.
The barrels are shipped without a gas block - click here to see a low profile option we have available. These premium barrels offer outstanding accuracy and reliability and will be a great addition to your AR pistol build.
NOTICE: THIS PART MUST BE USED IN - OR WITH - A PISTOL OR TITLE II RECEIVER (NFA REGISTERED) FOR LEGALITY. This requirement is in accordance with Title 27 Code of Federal Firearms Regulations [Subpart B-Definitions (479.11) (a) thru (g) under Firearms]. For any further questions you may have concerning Local, State or Federal compliance, please contact the Alcohol, Tobacco, & Firearms Bureau. Local listings available at http://www.atf.gov/
Collection: Pistol Upper
Part Number: UR9SFSB-7M
Part Number: UR9SFSB-300-7M
Part Number: KIT-UR9SFSB-450M
Part Number: KIT-UR9SFSB-762