Quote Originally Posted by welly View Post
If I could get a 5x7 back for my Tachihara 8x10, I'd probably think seriously about getting one. Perhaps you can get one, I've never seen them around though.
It's easy enough to make one for yourself, you'd need a 5x7 back assembly (from any manufacturer) and attach that to a piece of wood or metal that fits onto your Tachi.