Hex Adapter, Tube Fitting Material Polybutylene, Fitting Connection Type Tube x MNPT, Pipe Size - Pipe Fitting 1/8 in, Tube Size 1/4 in, Max. Pressure 150 psi, Color White, Temp. Range 32 Degrees to 140 Degrees F, Hex Size 7/16 in, Special Features With External Hex, Package Quantity 10