Windham Weaponry 16in MPC-RF-MFT Complete Upper Receiver / Barrel Assembly

Available on backorder | Delayed shipping Long lead rime

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This M4 Barreled Upper Assembly is complete and ready to snap onto your Stripped Lower when completed. It’s highly accurate 16″ M4 profile barrel is chrome lined and machined from 4150 Chrome Moly Vanadium steel – rifled 1 x 9″ Right Hand twist. An A2 Flash Suppressor and standard A2 Front Sight are fitted, as is a Mission First Tactical 2 Piece Quad Rail Handguard. The machined aluminum flat top Upper Receiver is complete with Bolt Carrier Assembly, Charging Handle, Forward Assist, Ejection Port Cover, and includes a Samson Rear Flip Sight.

Due to state regulations, we can not ship this kit with 30 round magazine to California, District of Columbia, Colorado, Connecticut, Maryland, Massachusetts, New Jersey, New York and Hawaii.  Parts of Illinois and Indiana also have local restrictions. A 10 round magazine will be included instead of a 30 round magazine.

CALIFORNIA RESIDENTS ONLY – WARNING: Cancer and Reproductive Harm –


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