A wheel assembly for a tire includes a circular hub member for securing to a rotatable axle of a vehicle, an annular first rim piece for engaging the tire, the first rim piece being secured to a first axial end of the circular hub member, an annular second rim piece for engaging the tire, the second rim piece being secured to an opposite second axial end of the circular hub member, a plurality of cylindrical bolts for engaging both the first rim piece and the second rim piece, the cylindrical bolts each engaging the first rim piece, the second rim piece, and a spoke structure of the tire; and a threaded tension bolt for varying a radial position of a first axial end of one of the cylindrical bolts relative to a first elongate opening of the first rim piece.