Rear drive automatic rebound
Quiet without damaging the floor, silent bearings are used for one wheel and two shafts
Smooth rolling, no noise
Strong anti-skid catching power, anti-loosening nut
The use of high toughness engineering plastics, thicker wheel frame, stronger load-bearing
Support inner ring: engineering plastic
Pulley outer ring: TPE front, PVC rear
Handle material: soft non-slip foam
Size: 31.5*12*18.5cm