Feather Of Product 1)Blade:made up of bi-metal (hardness of HRC60- 64degree) with 1.1-1.3mm thickness(From Japan and Switzerland); 2)Blade tube:aircraft grade 7000 series aliuminum alloy; 3)Blade Mounting Cups:top high nylon material;4)Boot Mounting:165mm/175mm/185mm; 5)Size:15"/16"/16.5"/17"/17.5"/18"; 6)OEM service supplied. |