SMC KQ2L06-08 Reducing Elbow, 6 x 8mm Tube, Poly. More details: Reducing Elbow, 90 Degrees , Basic Material Plastic/Metal Combination, Body Material Brass and Polybutylene, Connection Type Tube, Tube Size 6mm x 8mm, Max. Pressure 145 psi, Color White/Gray, Temp. Range 23 Degrees to 140 Degrees F