Rolling Kick Step, 2 steps, max 150 kg | VKF Renzel
Kik-Step Rolling Steel Step Stool CKS-1001, Step Stools
Mobile Step Stool: Ultra Durable, Lightweight Rolling Step Stool with Non-Slip Texture and Multi-Angle Step Support - China Step Stool, Step Stool with Wheel | Made-in-China.com
Source 2-Step Plastic Rolling Kick Step Stool on m.alibaba.com