Alex9661
NES Member
https://www.primaryarms.com/Spike_s_Tactical_14_5_Inch_M4_Upper_with_Dynacomp_p/spkstu5015-mbd.htm
Usually they go fast. These uppers love cheap Russian ammo. Cut off the buyo lug for AWB compliance.
Usually they go fast. These uppers love cheap Russian ammo. Cut off the buyo lug for AWB compliance.