ITEM NAME:Guitar String Peg Locking Tuners Tuning Pegs Machine Heads Guitar Parts Set A#S Product Description Description: Guitar String Peg Locking Tuners Tuning Pegs Machine Heads Set for Acoustic Guitars Parts Accessories Feature: Small knock and touch button and let the strings out of tune! The guitar will not off key if lock the screw post when tune the guitar properly. Quality sealed machine heads. Auto Locking Tuners (Tuning pegs). Heavy duty internal gear. Specification: Material: Alloy small handle + A3 steel plate + free-cut iron string + copper gear Color: Black Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 x Guitar Machine Head 1 x Ferrule 1 x Threaded Casing 1 x Screw.Auto Locking Tuners (Tuning pegs). Small knock and touch button and let the strings out of tune! Included:1 x Guitar Machine Head. Material: Alloy small handle + A3 steel plate + free-cut iron string + copper gear.