Truck/Bus Tire Valve Product Type Tire Valve Mounting Type Clamp-In Valve Stem Angle 180 Degrees Valve Shape Straight Valve Size Standard Bore Thread Size 0.305-32 Compatible Vehicle Type Buses Trucks Minimum Operating Air Pressure 0 psi Maximum Operating Air Pressure 200 psi Color Brass Overall Length 3 1/8 in Overall Diameter 1/4 in Material Metal Features Used on Both Demountable and Non-Demountable Rims Includes G170 Grommet Maximum Rim Hole Size 0.625 in