Description:Material: This 4/4 3/4 violin set uses wood and metal as the material, which is wear-resistant and can be reused for a long time without damage. Spare part: This violin tuner can be used as a spare part for old or damaged accessories for string music accessories. Quantity: There are 13pcs of musical instrument spare parts, which are enough for daily use and can replace most violins. Wide Application: The chinrest stringed instrument can not only repair the violin, but also improve the sound quality of the instruments. Fit people: professional spare part repair has a wide range of people use, which can be used no matter professional musician and novice player. Specification: Size: show as picture. Color: show as picture. Note:There may be several color distortions due to different computer resolutions. There may be a slight error due to different manual measurements. Package Included: 4 Pcs Pins.4 Piece Fine Tuner.1 Piece Tail Intestine.1 Pc. Chin Clamp.1 Piece Bridge.1 Piece Soundpost.1 Piece Tip.1 Piece Chin.1 Piece Endpin.