I have a mossy 500 in 20g and I put a luppy vxr 3to9 x40 on it ,I shot it Monday with rem win and hornady as well as fed turkey loads , I tried the factory full and a Carlson turkey tube and I am just not happy with my patterns out to 30 yards ,yes thy will kill birds but for the last 15 years I have been shooting a 3.5 inch 12g and have killed 30 some long beards ,am I looking for to much from the 20g compared to the big 12g ..ps I am from Ontario Canada.and this is my first post here ...Dutch