Open sites are fine Wolly, but the BSA Lightning has no open sites at all.
And shooting ducks with an airgun? Assuming you're doing it in season and with the landowner's permission, then technically you're doing nothing wrong, but it's not the generally accepted thing to do.
dont start an arguament its legal
If you took the time to read my post, you'll see that I didn't once suggest it was illegal.
yer ino but every topic were someone mentions ducks or pheasants people join in saying its not legal then theres an arguament abought it