Specification: Made of high quality alloy,durable and corrosion resistant 100% New, Never Used Tremolo Tailpiece: Color: Black Material: Metal Easy to install, only take a few minutes to install a few screws Sponge mats will prevent your guitar body from the scratch These units have the roller retaining bar to give you the angle over the bridge that is needed The arm of the Trem is spring unloaded and attached to a pivoting metal bar, around which the strings of the guitar are fitted This trem is highly controllable within its range of motion and requires little force to operate It suitable for Tele, SG, LP, ETC Electric Guitars 3L+3R Handed: Color: Black Material: Metal Enclosed Locking Tuners to prevent strings from running away 6 Guitar strings: Color: Silver Material：Steel 6 Electric Guitar Strings :(Inch)E-009, B-011, G-016, D-024, A-031, E-042 Package Includes: 1 Tremolo Tailpiece+1 Spring+1 Sponge mats +4 fixing screws 1 Rosewood Bridge 3L3R Guitar Tuning Pegs Keys +6 Threaded bushings+6 Metal Ferrule +6 Screws 6 Guitar Strings 1 guitar string winder and cutter 2 Phillips screwdriver