This is why I can't run 363mm lol.
I didn't glue it on, I just sorta placed it there. We'll see if it holds.
My gun externals currently:
Madbull Daniel Defense 10.3" outer barrel
Madbull Daniel Defense 9.5" RIS II
MAGPUL BUIS
Action PEQ-15
KAC QD Silencer
ACOG RDS