SFW03 Parameters Features Top-quality skate rollers1KG=2.2LB 1INCH=25.4MM Model SFW03 Capacity(ton) 3 Load Wheels 4 Wheel Size Φ86×90(mm) 3.4×3.5(inch) Skate Size 305×231×108(956×253×40)(mm) 12×9×4.25(37.6×10×1.6)(inch) Weight(kg) 14.40