Sons of Liberty Gun Works NOX, Flash Hider, 7.62X39, Threaded 14X1 LH, Nitride Finish, Black NOX-AK-14X1-300 The Soviet version of SOLGW's awesome NOX Flash Hider. Designed for AK platforms with a thread pitch of 14x1LH. SOLGW strongly recommends that the user checks alignment rod due to not all AK platforms being of equal craftmanship.