Viva la Musica Standard shoulder… Wittner shoulder rest for violin and viola 4/4 - 3/4, for all chin rests Item No. SW211 Manufacturer Wittner Wolf Forte Primo shoulder rest … Wittner shoulder rest for violin and viola 4/4 - 3/4, for all chin rests with standard screws × Wittner shoulder rest for violin and viola 4/4 - 3/4, for all chin rests