IbisPlastic Cable PortIbis dove into the details and created new plastic ports that play nicely with cable housing. Bolts are not included with the ports.If you need to run a hydraulic line or a reverb line through a frame with ports, you will need to select the proper style with the 'hydro' moniker.Pieces called 'Port' refer to ports that fit 4mm OD shift/dropper cable housing.OPTIONS:SINGLE STOP 99-110SINGLE PORT 99-111SINGLE HYDRO 99-112DOUBLE STOP 99-115DOUBLE STOP & PORT 9DOUBLE PORT / HYDRODOUBLE HYDRO / STOPDOUBLE BLANK / BLANKDOUBLE BLANK / PORTDOUBLE BLANK / STOPDOUBLE BLANK / HYDRODOUBLE PORT / PORT 9DOUBLE HYDRO / DI2 P | Ibis Plastic Cable Port Single Stop 99-110