5mm Tube Dia 2 Way Aquarium Inline Air Water Splitter Control Valve Product Name : Aquarium Air Valve;Design : 2 way Material : Metal, Plastic;Color : Silver Tone, Black Fit Tube Dia. : 5 mm / 0.2";Overall Size : 5.2 x 2 x 2.8cm / 2" x 0.8" x 1.4" (L*W*H) Net Weight : 21g Package Content : 1 x Aquarium Air Valve