Feature: 1. Professional stringed instrument accessories, fine tuner is designed 3/4 4/4 cello 2. Using good-quality metal material, anti-rust with excellent durability and stability 3. The fine string regulator is a fine craft, with a high gloss , which is very special, beautiful, non-discoloring and easy to match with your musical instrument 4. High-accuracy screws work smoothly, easy to install on your cello, very convenient 5. The cello fine tuner is packed in 4 pieces of 1 set, which is an ideal replacement part the cello Specification: Item Type: Violin Fine Tuners Material: Metal Quantity: 4 Pieces/set Scope of Application: Suitable 3/4-4/4 cello Length: Approx. 4.5cm / 1.8in Package List: 4 x Violin Fine Tuners