The Loyal large coupler is perfect for the larger piping tips and pastry tubes. It can be used in any sized piping bag.
The large coupler allows you to change similar sizes piping tubes / tips without emptying the contents of the icing bag. This coupler has two pieces, one being the base and the other is the coupler ring.
Front diameter: 24mm (piping tip must not be smaller than this)
Rear diameter: 36mm (piping tip cannot be larger than this)