Adjustable steel mouth spreader with a black rubber coating for comfort. It has the possibility of 16 different height settings and a quick release tab.
Total width mouth piece: 155 mm (Measured from outer edge to outer edge of black coating)
Max. inner height: 48 mm (Measured from inside top bar to inside bottom bar)
Max. outer height: 63 mm (Measured from outside top bar to outside bottom bar)