Blade for lawn tractor mower TB90 TURBO 530 TB900 A: 511mm B: 10mm C: 8.5mm D: 55mm E: 2.5mm F: 85mm A: diagonal blade length B: centre hole dia. C: positioning hole dia. D: distance between centres of positioning holes E: blade thickness F: width of blade STIGA Code: R302146 Original code: 1111259801 AT