Guitar knobs are made by resin material, very sturdy and not easy to damage. These guitar tuning knobs are suitable for electric guitar and folk acoustic guitar use, which is very practical and convenient. A tool and accessory for guitar. Features -Color:Red -Material:Resin -Size:2.50X1.50X0.80cm/0.98X0.59X0.31in -Long term use: The tuning knobs are made of resin material, high strength and good tenacity, won't damage your guitar turning peg when using - Simple to install: Guitar turning peg knob is easy to use, quick and easy for installation - Replacement part: Acoustic guitar tuning heads are replacement for acoustic guitar or electric guitar tuning peg - Guitar parts: Acoustic guitar tuning handles are great for upgrading your instruments, meet your various requirements - Easy to replace: Classic color, stylish and elegant. Easy to install, you can replace the guitar tuning handles by yourself Package list: 6 x Guitar Tuning Peg Buttons 6 x Screws