RO SYSTEM RO-50G-D02 ,5stage Ro system 3pcs housing cap together with shelf and pressure gauge RO SYSTEMRO-50G-D02 :equiped with ... with manu flush ,capacity is 50GPD ... T33 inline post carbon.goose facucet,GF-01C 50GPD pump and adapter.3.2g steel tank ,qucikly ... switch.pressure gauge with oil. RO SYSTEM