Test Plug Bypass Connection Size Not Applicable Bypass Connection Type Not Applicable Bypass Thread Gender Male For Maximum Pipe Inside Diameter 3.5 in For Minimum Pipe Inside Diameter 0.38 in For Pipe Size 3 1/2 in Handle Material Not Applicable Included Water Fill Port/Hose Not Applicable Maximum Back Pressure (Air) 22 psig Maximum Back Pressure (Water) 50 ft of head Overall Height 2 in Padlock Shackle Diameter Not Applicable Plate Material ABS Plug Seal Location Inside Pipe