8 to 12", 11 PSI Back, 20 PSI Inflation, Natural Rubber, Pneumatic, Underground, Multi-Size, Test Ball Plug

One Plug Fits Multiple Pipe Diameters; Made of Natural Rubber for Excellent Expansion and Memory; Seals Both Round and Out-Of-Round Pipe; Removable Inflation Valve Can be Replaced if Damaged or Replaced with Quick Disconnect Fitting; Use to Block Flow or as a Back Plug for Sewer Air Testing; All of the Multi-Size Test Ball Plugs have Eyebolts for Attaching a Rope or Clevis for Lifting and Lowering the Plug; Made from Natural Rubber, these Plugs are Tough, Tear-Resistant and will Work on any Type of Pipe

Test Ball Plug; Item Test Ball Plug; Type Underground, Multi-Size; Drain Line Diameter 8 to 12 Inch; Plug/Ball Diameter 6.75 Inch (Deflated); Plug/Ball Length 16 Inch (Deflated); Eye Bolt Size 3/8 Inch; Number of Eye Bolts 1; Material Natural Rubber; Operation Type Pneumatic; Inflation Valve Type Removable Schrader; Inflation Valve Connection 1/4 Inch Threaded; Inflation Pressure 20 PSI; Allowable Test/Back Pressure 11 PSI (Back); Allowable Pressure Head 25 Foot; Application Sanitary and Storm Sewer System, Sewer Air Test; Usage Range 7 to 12.25 Inch