SCREW SCREW.SOCKET HD.5/16-1 SOCKET HD 5/16-18 X .75 Product DescriptionSCREW.SOCKET HD.5/16-1Product InformationFits to model (11)Riding Lawn MowersHUSQVARNA YTH24K54Garden TractorsHUSQVARNA TS 354DHUSQVARNA TS 354XHUSQVARNA GT54CSHUSQVARNA LTA18538HUSQVARNA TS 348HUSQVARNA YTH20K42Zero-Turn MowersHUSQVARNA Z246HUSQVARNA RZ5426Zero-Turn Lawn MowersHusqvarna Z254HUSQVARNA MZ48