Products OthersVent Back Gas Tank Vent 556-21110-00 Item Number: 556-21110-00 Description: 9/16", SS, 90° You May Also Be Interested In Thru-Hull Vent 197-00207-00 Vent 90° 956-03757-00 Hinge 956-08843-00 STERN LIGHT 956-50243-00