The new rubber flap is designed to replace the use of your lower lip or tongue on the external mouthpiece. It automatically positions itself against the latex for easy note change and control. Using your teeth against the flap simply apply pressure and blow.
Conqueror Mouthpiece fits:
#114 – Select ‘A’ Bull Calling System and #116 – Pack ‘A’ Bull Calling System
Pat 5,735,725; 5,415,578 & 5,520,567