3L3R 6Pcs 1:18 Guitar String Tuning Pins Tuner Machine Heads Knobs Tuning Keys for Acoustic or Electric GuitarPack of 6 Pcs Guitar String Locking Tuners.A great replacement for old, broken pins for tuning both electric and acoustic guitars. Keep the guitar on the melody and tune easily; Also it can be installed very easily for newer ones. Made of high-quality metal, ensuring long durability; With heavy-duty internal gear.100% brand new and testing is ok. Color: Gold/SilverMaterial: MetalPackage Contents:3 x Right Guitar Keys3 x Left Guitar KeysOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.