Hot-dip galvanized anti-jamming block for airplane wings

Dimensions: 300*200*290*4.5 (used in conjunction with F130 square column, no skylight). Center distance from hole on wing to top is 98.2.
Thickness: No less than 4.65-4.75 for the reverse thrust black part.
Aperture: (connecting the column with the oblique hole) 22*74. Aperture: (connecting the column with the round hole) φ24. Aperture: (connecting the guardrail) 24*40. Zinc layer: Average of 85μm, with no point less than 85μm (low points not exceeding 2%). Unit weight: 7.5kg.