Cello bow, square bow, 4/4 size F.X.Tourte model Artigiano & Violin Original bow case included Artigiano & Violin's music bows come with a worry-free 1 year warranty. Please see the separate image for warranty details. The AT-100 series is based on the late F.X. Tourte bow, which is characterized by its powerful form. It is characterized by a gorgeous and bright tone. This is the only square bow in the lineup.
