uxcell 3/8inch Tube 4 Ways Cross Shape Pneumatic Air Quick Fittings 5pcs Product Name : Quick Fittings;Material : Metal , Plastic Color : Silver Tone,Black;Tube Inner Diameter : 10mm/3/8" Design : 4 Ways,CrossShape;Total Size(Each) : 57x57x18mm/2.2"x2.2"x0.7"(L*W*H) Weight : 130g Package Content : 5pcs x Quick Fittings