S&W M&P15T Upper Assembly 5.56 NATO 16 Inch Barrel MBUS Front and Rear Sights 10 Inch Free-Float Lightweight Quad Handrail

Manufactured on the M&P 15 modern sporting rifle platform. Ten inch free-float lightweight quad handrail with ergonomic width. MBUS front and rear sights. Impact resistant polymer provides light weight and resists operational abuse. Spring-loaded flip up sights easily activated from either side or by pressing the top. Chambered in 5.56 mm NATO. Barrel twist rate 1 in 8 inches 5R Rifling (for reduced copper fouling and cleaning times). A2-style flash hider. Barrel threaded to 1/2x28.