It should have a large opening (large enough for you to "fit" inside).They key things to understand when buying this part from a hardware store is that it should contain the following properties. This firm cylinder needs to have a wide opening on the bottom and a smaller opening on the top to control the air/water flow and to increase and decrease pressure in this cylinder chamber. Here are the items that you need to start making your own pump.
Dyi gay fucking machine how to#
If you're resourceful and good with your hands, we'll present to you a blueprint on how to make yourself a home-made penis pump. So you've researched all you can about pump devices and want to try your hand at making one yourself.