Z ZuluMike Regular Rating - 100% 175 0 0 Location Ontario Feb 4, 2010 #1 Will a barrel with M4 feed ramps work on a regular upper receiver or do I need one set up for M4 feed ramps? Thanks.
Will a barrel with M4 feed ramps work on a regular upper receiver or do I need one set up for M4 feed ramps? Thanks.
Reaper CGN frequent flyer EE Expired Rating - 100% 14 0 0 Location XMU Local 9mmPara Feb 4, 2010 #2 You can run into issues as the angle of the feed ramps may cause stoppages. The best bet is to have the feed ramps on both the upper and lower.
You can run into issues as the angle of the feed ramps may cause stoppages. The best bet is to have the feed ramps on both the upper and lower.
