The XP One-Way Expulsion Valve is light-weight and easy to use.  It needs to be used with a stainless steel 3 prong rotating base.  Fabrication is quick and easy.  This prosthetic valve is for the fabrication of a prosthesis for an above or below knee amputation.

To be used for lower extremity below the knee residual limbs.

Must use with a 3 prong stainless steel rotating base.