The answer is modified choke has moderate constriction. This choke has a 40 inch spread and approximately 35 yard range. The shot stays together lengthier, making the outline thicker and more beneficial at longer ranges. This choke is used frequently for dove shooting and is the favored choke when using steel gunshot to search for ducks or geese. There is also a Better-quality Modified choke that is somewhat constricted than Modified.