BOLT Internal Torx Socket Head Cap Flanged M 5 X 18 10.9 ZPBFind a DealerProduct DescriptionBOLTProduct InformationFits to model (12)BrushcuttersHusqvarna 525RX Mark IIHUSQVARNA 525RXLeaf BlowersHUSQVARNA 525BXGrass TrimmersHUSQVARNA 525LSHUSQVARNA 525LHUSQVARNA 525LKHedge TrimmersHUSQVARNA 525HF3SHUSQVARNA 325HE4HUSQVARNA 525HE4Pole SawsHUSQVARNA 525PT5SHUSQVARNA 525P5SHUSQVARNA 525P4S