“ROST MARTIN RM1C HIVIZ 9MM 4″ 17 BK” has been added to your cart. View cart HomeGuns & FirearmsWalker’s FireMax Muff Behind the Neck – Black 20-23 NRRWalker’s FireMax Muff Behind the Neck – Black 20-23 NRR Walker’s FireMax Muff Behind the Neck – Black 20-23 NRR Additional information