To provide a truck for an escalator with a simple mechanism capable of safely and smoothly conveying an object to be conveyed such as a person on a wheelchair, a little child on a baby carriage, etc., in the state that the horizontal state is always maintained without modifying a usually used escalator.

The truck for an escalator has a front wheel and a rear wheel on a lower surface of a bottom plate and conveys the object to be conveyed by riding it on a movable step of the escalator. Telescopic mechanisms are mounted near the front wheel and near the rear wheel, respectively and the object can be conveyed by the escalator while maintaining the horizontal state of the object by an action of the telescopic mechanism.