Load Capacity: 176 lbs / 80kg Total Trailer Size: 51.2 x 26.8 x 19.3 inches / 130 x 68 x 49 cm Cargo Area Size：69 × 46 × 26 cm/27.17 × 18.11 × 10.24 inches Weight: 26.45 lbs Wheel Diameter: 16x1.75 inch Compatible Models: TK1 Folding, TK Pro and Bicycles