Bow Brand Lever Nylon — 3th Octave H (H=SI in the IV octave) No. 18
- struna do harfy haczykowej

Bow Brand Lever Nylon — 3th Octave A (A=LA in the IV octave) No. 19
- struna do harfy haczykowej

Bow Brand Lever Nylon — 3th Octave F (F=FA in the IV octave) No. 21
- struna do harfy haczykowej

Bow Brand Lever Nylon — 3th Octave G (G=SOL in the IV octave) No. 20
- struna do harfy haczykowej

Bow Brand Lever Nylon — 4th Octave F (F=FA in the IV octave) No. 28
- struna do harfy haczykowej

Bow Brand Lever Nylon — 4th Octave G (G=SOL in the IV octave) No. 27
- struna do harfy haczykowej

Bow Brand Lever Nylon — 4th Octave A (A=LA in the IV octave) No. 26
- struna do harfy haczykowej

Bow Brand Lever Nylon — 4th Octave H (H=SI in the IV octave) No. 25
- struna do harfy haczykowej

Bow Brand Lever Nylon — 4th Octave C (C=DO in the IV octave) No. 24
- struna do harfy haczykowej

Bow Brand Lever Nylon — 4th Octave D (D=RE in the IV octave) No. 23
- struna do harfy haczykowej