View Single Post
Old March 8, 2010, 07:49 PM   #3
Senior Member
Join Date: May 29, 2007
Location: St. Louis, MO area
Posts: 4,039
Does the barrel have M4 feed ramps? The upper? If you're using a non-M4 ramped barrel in a M4 ramped upper, the bullet nose is likely to get caught in the resulting pocket.

Otherwise, I'd strongly suspect the ammo.
Technosavant is offline  
Page generated in 0.03485 seconds with 7 queries