ITEM NAME:Brass Electric Guitar Tremolo Stabilizer Stopper with Screws Wrench, Golden Description: 1 Piece tremsetter bridge tremolo stabilizer. Easy to install,the Tremsetter installs on your tremolo guitar in the back cavity where the springs are. It can return your full-floating tremolo to its exact "zero" neutral position, eliminating flutter and sag. Keep sound stable. Suitable for electric guitar replacement parts. Material: Brass Size Chart: Approx. 58 x 10 x 11mm / 2.28 x 0.39 x 0.43inch Package Includes: 1 Piece Tremsetter 1 Piece Wrench 1 Piece Screws Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. SKU: CKX0007248578003665.1 Piece tremsetter bridge tremolo stabilizer. Easy to install,the Tremsetter installs on your tremolo guitar in the back cavity where the springs are. 1 Piece Wrench. 1 Piece Screws. Material: Brass.