Cutting blade compatible with VIKING lawn tractor mowers: MT 5112.1 Z - MT 6112.1 C - MT 6112.1 Z TECHNICAL SPECIFICATIONS Hole spacing in mm: 70,00 Central hole: round Central hole in mm: 16,00 Width in mm: 80,00 Direction of rotation: anti-clockwise Thickness in mm: 3,00 Ø outer hole in mm: 8. 5 x 9.5 code: 122-863 original part number: STIHL 6170 702 0130 6170 702 0130 A VIKING 6170 702 0130 A CZ