Click style with CGA870 inlet Ajustable flow 0-4,0-8,0-15,0-25lpm Aluminum body anodized green or brass body chromeplated Outlet pressure:50PSI OR 22PSI Dual or single D.I.S.S check valve. Barb outlet or Diss outlet Plastic knob 1.5"pressure guage or no guage Weight:380g Relief valve Pressure:125psi,(862kpa) filtration:50 micro