set2: 1 x tail library + 1 x bow screw & 1 x Violin bow hairGood for any size Violin, Viola, Cello and Bass bowsAll hairs are of similar thickness.This high quality hank of Mongolian natural horsehair is prepared and ready to re-hair your bows.which is good for all sizes of your violin, viola or cello.One end is already prepared for mounting and this makes life a lot easier.Model Number: Violin Bow FrogUse: Violin UseEbony Violin Bow Frog for Violin Bow Parts Accessories.Designed for 4/4 violins.Beautiful eyes inlay, double pearl slide.A novice violinist can now replace horsehair on his own and save money and big time.Color: Photo Colormodel: M01595Material: Horse hair/metalsize: 78CMGreat replacement for your old, dirty or damaged bow frog.Size: approx. 45x13x20mm/1.77x0.51x0.79inchScrew Length: approx. 61mm/2.40inchPackage Contents:1 x tail library1 x bow screw1 x Violin bow hairOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.