Electric Guitar Tremolo Bridge Set. Suitable for electric guitar. Made of high-quality zinc alloy material, strong, sturdy, durable and long service life. With screws, tension springs and other installation accessories, no additional tools are required, easy to install and operate. Specification: Material: Zinc Alloy Size: app.84x42x46mm/3.31x1.65x1.81in Optional Colors: Silver, Black Quantity: 1 Set Note: No retail package. Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 3 x Spring Hook 1 x Bridge Hook 2 x Hook Screws 6 x Fixed Bridge Screws 1 x Rocker 1 x Hex Wrench 1 x Bridge (Other accessories demo in the picture are not included.)