Windham Weaponry 10.5 Medium Profile Upper Receiver with pinned and welded 6in flash hider

This upper is ready for the range!   It features a 10.5” medium profile barrel with permanently affixed 6” flash hider.  Its 16” overall length makes it legal for use on standard semi-auto rifles. The highly accurate barrel is machined from 4150 chrome moly vanadium 11595E steel and is chrome-lined in both bore and chamber for long wear and ease of cleaning. The barrel is rifled in 1×9” righthand twist and Black manganese phosphate finish protects it against rust and corrosion.  The flat top upper receiver is complete with forward assist, ejection port cover, charging handle, bolt carrier assembly and removeable A4 carry handle with a 300- 600 meter dual aperture rear sight.  Option to purchase as a complete upper or without bolt and charging handle.