Pipe Plug,18 Nominal Sz,17.25 min dia
75 in, Padlock Shackle Diameter Not Applicable, Plate Material Aluminum, Plug Seal Location End of Pipe, Plug Seal Material Neoprene.Pipe Plug, Bypass Connection Size Not Applicable, Bypass Connection Type Not Applicable, Bypass Thread Gender Not Applicable, For Maximum Pipe Inside Diameter 17.25 in, For Pipe Size 18 in, Handle Material Not Applicable, Included Water Fill Port/Hose Not Applicable, Maximum Back Pressure (Air) 0 psi, Overall Height 16.75 in, For Minimum Pipe Inside Diameter 17.