Earl's 700111 Super Stock Blue and Red Anodized Aluminum -10AN Straight Push-on Hose End Size of the fitting is -10AN and hose size is 5/8'' Manufactured from lightweight aluminum and comes with a durable blue anodized finish Designed to fit all AN 37-degree flare configurations, as straight hose ends Male hose fitting end is barbed for a better quality seal Includes compression collar for a leak proof seal