Siphon with bulb valve to start flow, with 12" head to thoroughly clean gravel.  The siphon has an on/off switch to control flow  The durable head for sifting gravel has a gravel/fish guard to prevent the accidental siphoning of substrate or aquatic creatures.  Comes with a 6.5-feet hose for siphoning even tall tanks.  

Kindly donated by Aquatop.  Brand new.  Price set at < 50% of the best Internet pricing, not including freight.