Just add your AR15 Pistol Lower Receiver to this .450 Pistol Flattop Upper Kit and you’re ready for the range. The assembly includes a 9″ medium profile barrel with a 7″ Windham Weaponry free-float railed handguard. The barrel has a Melonite QPQ finish with an A2 flash suppressor, and is made of 4150 Chrome Moly Vanadium 11595E steel. It is rifled 1 turn in 24″ with a right hand twist. The receiver assembly is complete with Bolt Carrier Assembly, Charging Handle, Forward Assist, and Ejection Port Cover. It also includes a five-round magazine.
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/
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