Valkyrie rifles and many other custom houses.
"There comes in the dead of night a hand of cold steel that plucks the German sentries from their posts"
most welder / fabricator could prob modifie your own but dont no how the law might react till leaven the bolt with some one
Given you're in Telford, I'd suggest popping and seeing Mike Norris (Brock and Norris) near Whitchurch. You'll get some sound advice there.
Nooooooooooooobody expects the Spanish Inquisition!! Our main weapon is.........