Part Number 12001A055 having (CAGE Code 01365) and FSC 5280 Sets Kits and Outfits of Measuring Tools in stock with ready to ship. Get an instant quote for 12001A055 Gage Kit Small Arms Armorer S by Marine Corps. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.