DescriptionThis is an electric guitar tremolo arm. It is made of premium and sturdy metal material, which is durable to use. With this single whammy bar, you can adjust the tension of the string and change the pitch easily.Features-Color: As shown -Material: Metal -Size: About16.50X3.50X0.50cm/ 6.48X1.38X0.20inch -Construct with sturdy metal for durable use.Made with fine craftsmanship for longer service life.- Simple and easy to use, you caninstall on the guitar quickly, will not waste your time.- Suitable for electric guitar tremolo system shake piano bridge, which is professional and practical to use.- Replacement tremolo arm for worn out or damaged one,bring you a new experience.- Adjust the string tension and change the tone to achieve the tremolo effect.