well, i actully had an 870, 1100, and 1187 tryed many different loads on paper the 870 was the best of the bunch and that was with an aftermarket hastings barrel. thats why i sold them all and whent mossburg half the money, much better gun, o by the way dont try threading that mossburg choke into the remchoke, different thread pattern. yes that would suck trying to get that back outa there.[8D]good luck