The Medela Foot Vacuum Regulator (#0770731) with Hook and Clamp Holder - Plastic (#0770521) allows for hands-free vacuum regulation. It can be attached to standard Medela Suction Canisters and is fixed to the standard rail when not in use.
The Foot Vacuum Regulator is designed for use with the Basic Aspirator, Dominant Flex Aspirator, and Vario 18 Suction Pump, as well as the previous model Basic 30 and Dominant 50 Aspirators.