Previous Product Next Product G4 Cuff Strap Extender $15.00 G4 Cuff Strap Extender quantity Add to cart SKU: XFT-G4-CFF-STR Category: G4 Foot Drop System Description Description G4 Cuff Strap Extender Related products G4 Functional Electrical Stimulation Foot Drop Technology $2,500.00 G4 Charging Adaptor with Cable $30.00 Three year extended warranty. The purchase comes with a two year warranty. $1,000.00