Uxcell 10 Piece Plastic Aquarium Fish Tank 2 Way Air Pump Control Valves， Blue</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Product Name : Aquarium Air Valve; Material : Hard Plastic</li><li>Color : Blue; Connector Diameter (Each) : 4.8mm 0.18"</li><li>Thread Diameter : 9mm 0.35"; Total Size : 3.7 x 2.4 x 0.9cm 1.4" x 0.96" x 0.35"(L*W*T)</li><li>Weight : 13g</li><li>Package Content : 10 x Aquarium Air 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/41VjHjXYsAL.jpg' noproxy></br>