200.00 20ga break action single, wt 20ga to .357/.38spl adapter; ammo Cape Breton Apr 1, 2024 - 1:09 PM tmorris Good condition break action 20ga , some bluing loss but a good, tight shotgun; with a Shooter's Box .357mag/38sp. rifled adapter. Lots of ammo: 20ga: 17rds 3" #6; 16rds 3"#2 steel shot; 8 rds#2 buckshot; .