... ) , BK ( Black Chrome ) , GD ( Gold )Tremolos for Electric Guitar and BassModel No: BL-02 Finished : NI ( Nickel) , CR (Chrome ) , BK ( ... Black Chrome ) , GD ( Gold )Tremolos for Electric Guitar and BassModel No ... (Chrome ) , BK ( Black Chrome ) , GD ( Gold )Tremolos for Electric Guitar and BassModel No: BL-05 Finished : NI ( Nickel) , CR (Chrome ...