the hydro add on is only for the og sticky brick ? does it come with a 14mm adapters? i use Vector Quintuple Refined butane ,what the best? so which kind is a female and a male ?is the one like a bowl a male?
does anybody knew if this is a male or female joint ?
http://www.dhgate.com/product/manufacturer-ra262-two-function-honeycomb/200522532.html#s1-0-1b;searl|2341622277