Abstract: A cargo loader including a base suitable to attach to a roof of a vehicle is disclosed. The cargo loader may include a linear guide having a first end and a second end. The first end of the linear guide is attached to the first portion of the base via a first rotational device. The second end of the linear guide is releasably attached to the second portion of the base. The cargo loader may include a cargo mount having first end and a second end. The first end of the cargo mount is unattached to the linear guide and the second end of the cargo mount is attached to the linear guide via a second rotational device. The cargo loader may include an energy transfer device attached to the second portion of the base and the cargo mount.