This is pump for elevated vacuum. You will have to get the laminated couple plate to connect it to the socket. If you already have this system the needed plate is already laminated With your current socket. You would simple screw the item to the correct laminated plate thats is in you socket. If you want to use this item with a new socket you will have to get a socket made with the necessary plate laminated in the socket. Items is used with signs of use. No functional issues with the item. Thanks

Manufacture Overview

The Harmony P4 mechanical vacuum pump line whose design is lighter, shorter and faster vacuum than existing pumps. The Harmony P4 also has vertical shock reducing pylon and torsion unit incorporated in addition to active vacuum volume management. The unique direct connection to the socket also eliminates any external tubing. With over 1" less clearance than other pumps more users can get fit with more foot options.

Harmony’s proven clinical benefits

Limb volume management

Reduces pistoning between the limb and socket

Improves residual limb health

International buyers

Could take 3 weeks to arrive to customs. Not responsible for any custom fees.