This closed Hi-Hat attachment is ideal for playing dual bass pedals. But you can also play beautiful grooves with your right hand on the X hat and with your left foot the normal one still steps. (Chicksound) or playing 2 hihats at the same time. Plenty of options

Simply designed closed hi-hat attachment that allows for two different settings by engaging a liver. Attachable to stands from 19.1mm to 28.6mm in diameter, it's great for double bass or double pedal players. You can also set the hi-hat cymbals as half-open using the jump