There production reds, I'm positive of it..
There yellow legs and the tips of the tail being black doesn't really mean much there are a number of crosses that can "look" like a Rhode Island Red.
Color alone doesn't make the breed. This page should help some...
The Rhode Island Red is a breed dating back to about the mid 1840's.
The breed is a true duel purpose bred that weighs in at about 9 pound for cocks, 7 pounds for hens and lays a fair number of eggs a year.
There a dark mahogany color, black tail feathers, black ticking in the hackle feathers...