16" Upper With 10.5" Diamondback Rail

Wise Arms LLC

16" Upper built on Milspec upper receiver with forward assist and dust cover, M4 Feed Ramps, 16" 1-8 twist M4 Carbine length 5.56 Nato barrel, A2 Flash hider, 10.5 inch Diamondback Free Float Rail. (Without BCG and Charging Handle) 

$ 239.99