A clamping pin is intended to be inserted into and held in an opening of a medical device. Any communication receiver may be adapted to perform the iterative data-aided carrier CFO estimation. A magnetic component is provided in the substrate. The hook sets molded shell is designed to have a clamp attached. These stair climbing wheels can be incorporated on a wide variety of vehicles, such as hand trucks, wheelchairs, and personal transports to allow these vehicles to climb stairs.