I'm not a fan of the guards personally but to each his own.
Sight in is easy. Start with dove loads at 12-15yds then 25. Move to 35 and use turkey load to fine tune and you should only need 1-2 shells at 40 to confirm pattern.
Gun looks good man
Joshua 24:15
"But as for me and my household, we will serve the Lord."
Sent from my phone sucka