Extended wheelchair and an attachment device for the wheelchair

A wheel chair, comprising:

• a body comprising:
• each of first body part and a second body part mounted over a frame on the wheel chair, wherein the second body part comprises at least two pins and a flat plate, wherein each of first pin and a second pin of the at least two pins to be engaged with one or more slots of an attachment device in order to enable a mechanical locking of the attachment device with the wheel chair.

An attachment device for a wheel chair, comprising:

• a body provided with each of a first slot and a second slot, wherein each of the first slot and the second slot are configured to be engaged with one or more pins in the wheel chair;
• and
• a stand having one or more wheels for supporting the mechanical locking of the attachment device with the wheel chair.