1、Designed for 3/4 4/4 Cello. 2、Adopting premium metal, anti-rust, outstanding durability and stability. 3、Fine workmanship, high glossiness surface, very special and good-looking, non-discoloring and easily matched for your instrument. 4、The screw with good precision works smoothly. Easy to mount onto your cello. 5、4Pcs / Set coming in a package, good replacement parts for cello. Features: Designed for 3/4 4/4 Cello. Adopting premium metal, anti-rust, outstanding durability and stability. Fine workmanship, high glossiness surface, very special and good-looking, non-discoloring and easily matched for your instrument. The screw with good precision works smoothly. Easy to mount onto your cello. 4Pcs / Set coming in a package, good replacement parts for cello. Specification: Condition: 100% Brand New Material: Metal Color: Black Quantity: 4Pcs / Set Suitable for 3/4 4/4 Cello Size: Approx. 4.5 * 4.3 * 0.7cm / 1.8 * 1.7 * 0.3in Weight: Approx. 67g Packing List: 1 x Pack of 4Pcs / Set Cello String Adjusters