Contact a member on here called ferreterni, he hand makes them mate.
He's a top bloke to deal with, I said I'd recommend him to anyone after nets!
http://www.thehuntinglife.com/forums/index.php?showuser=18402
He's got 10 for sale in the for sale section mate,
http://www.thehuntinglife.com/forums/index.php?showtopic=128957
but I'm sure he'd do you an order if you "asked nicely"...lol
Darryl