Jardin 6-Way Single Row Air Flow Control Lever Valve for Aquarium, Silver Tone Product Name : Aquarium Air Valve; Material : Stainless Steel Color : Silver Tone; Branch Outlet Valve Diameter(Each) : 3.5mm/0.13" Outlet Valve Diameter : 5.5mm/0.21"; Overall Size : 11.2 x 5.5 x 2.1mm/4.4" x 2.1" x 0.82"(L x W x H) Net Weight : 112g Package Content : 1 x Aquarium Air Valve