Uxcell Aquarium Water Flow Control Valve/Hose Pipe Connector for 16mm/22mm Diameter Pipe Aquarium Pipe Connector; Fit for : 16/22mm Diameter Pipe Tube Connector Diameter (Approx.) : 16mm/0.63"(Outside Diameter);Overall Size (Approx.) : 14 x 3.5 x 4cm/5.5" x 1.4" x 1.6"(L* Maximum W*T) Material : Plastic; Color : Gray, Red Weight : 81g 1 x Aquarium Pipe Connector