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Windham Weaponry

Windham Weaponry Complete Upper Assembly UR16M4A4B

Product Code : 848037000125


Mfg Item #: UR16M4A4B

This M4 Barreled Upper Assembly is complete and ready to snap onto your Lower. The 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. The machined aluminum flat top Upper Receiver is complete with Bolt Carrier Assembly, Charging Handle, Forward Assist, Ejection Port Cover, and Removable A4 Carry Handle with 300 - 600 meter Dual Aperture Rear Sight.

TypeComplete Gas Impingement
SeriesM4 Profile with Handle
SightsA2 Front, Removeable A4 Carry Handle
Caliber223 rem556 nato
HandguardsM4 Synthetic
Barrel FinishBlack
Barrel Length16"
Barrel Material4150 Steel
Handguard FinishBlack
Barrel DescriptionM4 Profile
Barrel Length Range16.00" to 16.99"
Receiver DescriptionA3

Determined at checkout.