-8AN male flare Bulk Head to 3/8 hose barb Includes 1 bare aluminum fitting, 1 bare aluminum bulkhead nut, and 2 Teflon washers. Great for fuel tanks and fuel cells. Eliminates 2 extra fittings from being needed to run fuel to the bulkhead. Designed to provide a leak free seal with any manufactures fittings. Made in the USA from USA aluminum.