These cuffs are based on a traditional design that dates from Medieval times. They work on the same principle as thumb cuffs and screws - the wrists go in and the bar is screwed down onto them. The wing nut has a hole that matches to one on the horiz…
A modern twist on an ancient device. Made from aluminium with a dark grey powdered finish it has a simple pin and hinge mechanism that is so easy to use. The collar has a 13cm diameter (37.5cm circumference) and the oval cuffs are 5cm x 6cm oval (rou…