ITEM NAME:58mm For Beginners Trem Setter Electric Guitar Repair Tool Spring Stabilizer Features: Made of brass material, firm and durable, can be used for a long time. The tremsetter greatly improves guitar performance by stabilizing your tremolo. It automatically returns your full-floating tremolo to its exact "zero" neutral position, eliminating flutter and sag, so your guitar remains in tune. With the tremsetter you can bend strings, play bridge harmonics, aggressive rhythm parts or mute strings, and the bridge remains stable. Suitable for electric guitar tremolo system. Specifications: Item Type: Electric Guitar Trem Setter Material: Brass Color: Golden Trem Setter Overall Length: About 58mm L-type Wrench Diameter: About 2mm Screws Length: About 13.4mm Package Includes:&;nbsp; 1Pc x Electric Guitar Trem Setter 4Pcs x Screws 1Pc x L-type Wrench Notes:&;nbsp; Transition: 1cm=10mm=0.39inch&;nbsp; 1. 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!&;nbsp; 2. Please allow 1-3cm measuring deviation due to manual measurement..Item Type: Electric Guitar Trem Setter. Trem Setter Overall Length: About 58mm. 1Pc x Electric Guitar Trem Setter. Suitable for electric guitar tremolo system. The tremsetter greatly improves guitar performance by stabilizing your tremolo.