K420B-3 D'Addario Kaplan Golden Spiral Solo violin string E-1 K301W D'Addario Kaplan Golden Spiral Solo violin string E-1 K420L-3 D'Addario Kaplan Golden Spiral Solo violin string E-1 K420B-1 D'Addario Kaplan Golden Spiral Solo violin string E-1 K420L-1 D'Addario Kaplan Golden Spiral Solo violin string E-1 K420B-5 D'Addario Kaplan Golden Spiral Solo violin string E-1 K420L-5 D'Addario Kaplan Golden Spiral Solo violin string E-1