Direct Replacement for Harley Part # 61103-36 Beautiful Chromed Steel Gas Cap with steel bayonet style cam and rubber seal. Vented - These caps feature a pressure relief valve that works with all Harley models. Fits 1936 - Early 1973 Harley Davidson tanks as well as many other custom tanks. NOTE: We have another cap that fits later 1973 models. Dimensions: OD = 2-9/16" Height = 5/8" Finish: Chrome Fitment: 1936 - Early 1973 Harley Davidson tanks as well as many other custom tanks. We have another cap that fits later 1973 models.