V Vect0rstar Private Minuteman Feb 5, 2018 48 9 May 14, 2018 #1 May 14, 2018 #1 What are your thoughts on using Rainier 180 gr plated round nose flat point for subsonic loads in my 300 blackout AR? (Link) I'm manly concerned about if they will cycle. I'll be shooting them through a 1/7 8.5 in barrel with SiCo octane 45.
What are your thoughts on using Rainier 180 gr plated round nose flat point for subsonic loads in my 300 blackout AR? (Link) I'm manly concerned about if they will cycle. I'll be shooting them through a 1/7 8.5 in barrel with SiCo octane 45.
