buffalowinter Freer of the Oppressed Full Member Minuteman Supporter Mar 17, 2014 3,919 14,534 107 Llano, TX Feb 14, 2020 #1 Feb 14, 2020 #1 I am building a suppressor on a form 1. What is the recommended diameter of the hole in the cups for a 9mm?
I am building a suppressor on a form 1. What is the recommended diameter of the hole in the cups for a 9mm?
Waorani Crusty Caballero Full Member Minuteman Feb 14, 2017 2,942 4,394 Greenbow, AL Feb 14, 2020 #2 Feb 14, 2020 #2 Believe I remember .06" over so .414
