.* Professional String Instrument Accessories: Precision violin tuners are designed for 3/4 4/4 violin. The use of top quality metal, anti-corrosion, outstanding durability and stability.* Fine workmanship: the precision string adjuster is fine workmanship, the surface is very unique and good looking, non-discoloration, and easy to fit your instrument.* Easy to install: the screw with good precision runs smoothly. Easy to mount on the violin.* 4 pcs. In 1 Pack: Our precision violin tuners 4pcs in 1 set per package, it's a good spare parts for violin.* The screw with good precision works smoothly. Easy to mount on the violin. Specification:Material: MetalColor: Silver/Black/GoldQuantity: 4pcs/setSuitable for 3/4-4/4 violinWeight: Approx. 50gPacking List:4 x Precision Reeds