I have a small Percheron (15.2 and about 1800 pounds), but he takes a 6 1/2" bit. Dover had a few bits that big, and I got him a nice double-jointed loose ring snaffle. Classic Saddlery had an Aramis Rembrandt snaffle bridle (the biggest bridle they had) that I liked, although I had to have one of the straps lengthened. The Royal King saddle he came with didn't seem to fit that well, but my old Black Rhino western saddle that was made for my Arabian fits him perfectly, although I have to move it back by about 2" from where I think it looks right. My Arab was kind of roly poly..