Yup. Better than a diagram. I built it. The hull fixture for the pivot needs to be solid. I carved it from a piece of fallen eucalyptus. The internal fixture for weaving the withy is a solid extra knee with oblique channels for the withy. I tried to avoid acute angles so as not to stress the withy. Having carefully drilled a 2mm. channel throught he internal and external fixtures, I passed a length of green tendril from a creeper in the garden which was easily able to be tied in a kno