RED ULTRA HD is a special edition of Qbrick System ONE products made of ultra-durable plastic that is characterized by extraordinary resistance to mechanical damage. Conducted impact tests confirm its extraordinary durability, also in conditions below 0 ° C. Large inrun wheels covered with rubber, mounted on a metal axle, allow for crossing various terrain obstacles (e.g. stairs, driveways, boggy ground).

Metal swivel wheels equipped with a brake provide excellent maneuverability and protect the entire set against undesirable movement.