Product Review

Fits All Dynaflex Models including 4400, 4500, 4000, 3500, 7035, 7053, 7054, 7355, 7359, 7352, 7353, 7354, 7356, 7357, 7358, 7367, 7386, 7387, 7388 and ID shavers and System 4000, For use on any Silver, Black, Red, Blue and Dark Gray Dynaflex models