uxcell Metal 5 Ways Fish Tank Air Water Flow Control Distributor Lever Valve Color: Silver Tone,Black; Package Content: 1 x Aquarium Air Valve Total Size: 11.5 x 2.8 x 2.1cm / 4.5" x 1" x 0.8"(L*W*T); Material: Metal, Plastic Product Name: Aquarium Air Valve; Net Weight: 55g Branch Outlet Valve Dia(Each): 3.5mm / 0.14" Outlet Valve Dia: 3.5mm / 0.14"