View Single Post
Old May 7, 2010, 12:23 AM   #2
dsa1115
Senior Member
 
Join Date: March 10, 2010
Location: Illinois
Posts: 428
don't use 5.56 ammunition in a gun chambered for .223 because of higher pressures of the 5.56. But you can use .223 ammunition in a gun chambered for 5.56 There is a difference of about 10,000 CUP between these cartridges.
dsa1115 is offline  
 
Page generated in 0.04565 seconds with 7 queries