The Firing Line Forums - View Single Post - Buying my first AR-15, have some questions

marine6680 · September 12, 2012, 04:19 PM

1/7 will work with 55gr but not as well as 1/9... 1/9 will not work with 77gr very well, but the 1/7 does.

1/7 is what you want if 77gr is something you want to shoot. It may loose a little accuracy with the 55gr but not as much as trying 77gr in 1/9.

September 12, 2012, 04:19 PM	#64
marine6680 Senior Member Join Date: July 24, 2012 Location: Parker, CO Posts: 4,594	1/7 will work with 55gr but not as well as 1/9... 1/9 will not work with 77gr very well, but the 1/7 does. 1/7 is what you want if 77gr is something you want to shoot. It may loose a little accuracy with the 55gr but not as much as trying 77gr in 1/9.