no experience of Goff frames but if you are after oversize tigged steel then a Rourke would also be worth a look.
top choice on spirit. it will be a million miles away from a noodly stovepipe 531 frame.
personally i wouldn't bother with a carbon back end (unless the builder strongly recommended it)
Mrs Myth: "I'm not sure that I want a carbon rear triangle."
Terry Dolan (lacing up his boxing gloves): "I strongly recommend it."
Mrs Myth: "I'm not sure that I want a carbon rear triangle."
Terry Dolan (lacing up his boxing gloves): "I strongly recommend it."
Mrs Myth: "Great. I'll have that then."