Test Ball Plug Air Connection Gender Male Air Connection Size 1/4 in Air Connection Type Tire Valve Body Surface Style Smooth Bypass Connection Size Not Applicable Bypass Connection Type Not Applicable Bypass Thread Gender Not Applicable Deflated Diameter 6.85 in Deflated Length 19.8 in For Maximum Pipe Inside Diameter 12.25 in For Maximum Pipe Size 12 in For Minimum Pipe Inside Diameter 7.5 in For Minimum Pipe Size 8 in Head Tether Connection Bracket Tag