Strong, lightweight cro-mo, paired with our durable, proprietary, sleeve material, made for one fast-grinding, long-lasting, smaller-diameter stunt stick! A hidden 4130 ring insert helps keep the sleeve from crushing or coming off and limits slipping. .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }