The Moocah Travel Bottle Rig is the ultimate travel rig! Just fill-up the Moocah Travel Bottel Rig up to the required water level, screw on the included threaded caps, and you are ready to go! With the Moocah Travel Bottel Rig, you won't have to continually fill and empty your rig when you're on the go. Utilizes a 10MM joint. Please note, quartz banger not included.