Part Number HG0223G having (CAGE Code 7Z500) and FSC 5220 Inspection Gages and Precision Layout Tools in stock with ready to ship. Get an instant quote for HG0223G Gage Headspace by Bushmaster Firearms International Llc. 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.