Wolf KH-11 chinrest for violin and viola 'Guarneri'-model, ebony, patented screwsWolf KH 11 chinrest for violin and viola 'Guarneri' model, ebony, patented screws The Guarneri model is made from genuine high quality wood and comes with a round shape carved out area which will allow you to place the chinrest over the tailpiece of your violin. The feet and the chinrest are patted with cork where they make contact to the instrument to minimuze damage to the wood. Every chinrest will also be included with a small screwdriver to