Abstract: Disclosed is a device for operating a wheelchair with an occupant's use of one arm comprising a first member having structure to be engagably attached to the frame of the wheelchair and a second member movably attached to the first member such that when the device is attached to a wheelchair, the second member is cabable of frictionally engaging the surface across which the wheelchair is operated by frictionally engaging said surface in the periphery of the front of the wheelchair. The further embodiment of the device comprises an urging device which urges the second member away from engagment with the surface across which the wheelchair is operated.