BOLT External Hexagon Head 1/2-13UNC X 9,5 '' Grade 5 ZP-YC Product DescriptionHEX SCREW 1/2-13 X 9.5 GR5Product InformationFits to model (18)Zero-Turn MowersHUSQVARNA Z554XHUSQVARNA Z548HUSQVARNA Z554HUSQVARNA MZ 54SHUSQVARNA PZ60PHUSQVARNA Z454XHUSQVARNA Z460XZero-Turn Lawn MowersHUSQVARNA Z554XHUSQVARNA Z572XHUSQVARNA MZ 61HUSQVARNA MZ54HUSQVARNA MZ54HUSQVARNA MZ48HUSQVARNA Z448HUSQVARNA Z454HUSQVARNA Z460HUSQVARNA Z454XSHUSQVARNA Z460XS