Bow for viola da gamba or violoncello.

Technical description: The round, slightly concave, pernambuco stick ends in a swan head with a silver headface. The stick has no nipple. The bow has an open, screw-mechanism, rounded, ivory frog and a bone button which is octagonal with a rim.Weight: 72.Hair length: 577.Balance point: 245.5.Head height: 21.7.Head width: 9.85.Face length: 35.2.Tip diameter: 6.0.Frog diameter: 9.3.Period of oscillation: 1.31.Distance from pivot to tail: 71.5.Button length: 14.75.Ferrule width: 13.25.Frog + stick height: 33.4.Frog top length: 46.3.