It is a piston that screws on to the neck of a small 355 milliliter or 2 liter soda bottle.
(It; is; a piston that screws on to the neck of a small 355 milliliter or 2 liter soda bottle) (a piston; screws on; to the neck of a small 355 milliliter or 2 liter soda bottle)
It a piston
is screws on
a piston that screws on to the neck of a small 355 milliliter or 2 liter soda bottle
to the neck of a small 355 milliliter or 2 liter soda bottle