Hitch Pivot set

Hitch Pivot 1: Mass = 48008.37 grams Volume = 5394199.26 cubic millimeters Surface area = 242568.33 square millimeters Hitch Pivot 2: Mass = 23495.32 grams Volume = 2639924.01 cubic millimeters Surface area = 195446.34 square millimeters Hitch Pivot 3: Mass = 18252.46 grams Volume = 2050838.72 cubic millimeters Surface area = 210429.73 square millimeters For 2D I used the line, circle, offset on surface, and the 3-point arc tool. For 3D I used the extrude and extruded cut feature.