Foot Pump

For Use With Boyles Law Apparatus, Or Any Other Application Needing Manual Compressed Air Source Or Blowing Of Air. A Metal Cylinder Has An Outlet Tube With Pressure Gauge Present At Its One End And Piston With Foot-Pedal Attached At The Other End. Pressing The Pedal Down And Releasing It Moves The Piston In And Out Of The Cylinder, Pushing The Air Through The Flexible Hose Pipe, Which Has A Standard Automobile Tyre Valve Connector At Its Free End. A Set Of Adaptors Is Included To Facilitate The Connection Of Flexible Hose Pipe To Various Inlets. (Foot Pump)