No idea what he was getting, he was using factory ammo for break in.What velocity are you getting? I am using 59 gr with the SMK 150 for 3220 in a 30" 1-7.5 twist.
You'll have to ask him, I believe though, it's his own design. https://www.dpetfabrication.com/storeBeautiful and a great shooter too!
Can I ask where you got the ARCA Magnetospeed attachment? I need one of those!!
That a Manners with mini chassisWhat stock is that? Really sharp build
