Jardin Aquarium Fish Tank Air Flow Control Lever Pump Single Way Valve， 4-Piece</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Product name : air flow control valve; fit for : aquarium， fish tank</li><li>Material: stainless steel;outlet hole diameter: 3 2mm/0 126"</li><li>Thread Diameter: 5. 2mm/0. 2";Size: 2. 1 x 2. 4 x 0. 8cm /0. 83" x 0. 94" x 0. 31"(L*W*T)</li><li>Color : Silver Tone;Weight : 28g</li><li>Package content : 4 x air flow control valve</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41zInkrJygL.jpg' noproxy></br>