I shoot a H&R single barrel 10 for turkeys religiously. Loaded with 2 1/2 oz of TSS8 it is sudden death for Toms out to a long, long range. Put a Leupold 2-7x32 on a picatinny rail on mine and had it threaded for chokes. Most people like a 20 gauge these days, my 10 will put more pellets in a 10...