Skatecycle , SKATE BOARD ,SKATE CYCLE , WHEEL BOARD 1)Aluminum body 2)hard wearing wheel Receiving a bronze ... double-jointed, twisting axle. This axle enables the rider to twist their body, moving their feet inwards and outwards, to propel ... size crossbars?Currently there is only one size. Skatecycle , SKATE BOARD ,SKATE CYCLE , WHEEL ...