Will a 6.8 upper work with my AR-15 lower or do I need a AR-10 lower? Thanks in advance!
S Solo New member Nov 22, 2016 #1 Will a 6.8 upper work with my AR-15 lower or do I need a AR-10 lower? Thanks in advance!
G GLShooter Active member Nov 22, 2016 #2 Originally Posted By: SoloWill a 6.8 upper work with my AR-15 lower or do I need a AR-10 lower? Thanks in advance! Yes the 15 will work. Greg
Originally Posted By: SoloWill a 6.8 upper work with my AR-15 lower or do I need a AR-10 lower? Thanks in advance! Yes the 15 will work. Greg
