The Firing Line Forums - View Single Post - M4 barrel in standard receiver, accuracy?

trespass · May 27, 2012, 09:06 AM

do the M4 feed ramps in barrel chamber affect front sight height
installed in a non-ramped, standard upper receiver? If so, is it
a significant amount?

thanks.

May 27, 2012, 09:06 AM	#1
trespass Senior Member Join Date: October 20, 2004 Location: oklahoma Posts: 342	M4 barrel in standard receiver, accuracy? do the M4 feed ramps in barrel chamber affect front sight height installed in a non-ramped, standard upper receiver? If so, is it a significant amount? thanks.