You will probably be happy with it - Buck service is good, and they offer custom work. But when I sent mine in, they shipped me another that also failed the spinewhack - and I told them that was the only problem. It may be they can do nothing about it.
How are the shipping and customs charges in and out of Spain? This may have a bearing on your decision.
How are the shipping and customs charges in and out of Spain? This may have a bearing on your decision.