A SECRET WEAPON FOR REMINGTON 870 20 GAUGE CAMO

I would like to find a barrel that is for a wingmaster only? What size will get me to first and they are there for a longer period barrels readily available? To who must I convert Moreover ebay?If I had been to walk into a gunshop nowadays, I stroll ideal earlier The brand new guns and head on to the used rack looking for bargains on 870s and 1100s