Sterzo semintegrato 1/8 head

   *****   *******  *******   *****   *******  ******   
  *     *  *        *        *     *       *   *     *  
  *     *  *        ******   *            *    *     *  
   ******  ****           *  *           *     *     *  
        *  *              *  *          *      *     *  
       *   *        *     *  *     *   *       *     *  
   ****    *******   *****    *****   *        ******