The outer ring string is manufactured from the outer ring of nickel-plated steel strand to the hex-shaped steel core wire.

Particleboard is made of quenched thin thin high carbon steel to produce full balance stone for your guitar.

The strings Required requires manual operation to achieve the highest standards and precision

Specification.

Maintain consistency, best performance, and long life.

Fuzzy language specifications of different models.

Specifications:

Model:  2220, 2221, 2223 (optional)

Material: Nickel/Cobalt Nickel

2215：10 13 17 30 42 52

2220：11 14 18p 28 38 48

2221：10 13 17 26 36 46

2222：9 11 16 26 36 46

2223：9 11 16 24 32 42

2225：8 11 14 22 30 38

2626：12 16 24P 32 44 56

2627：11 15 22P 30 42 54

Cobalt Nickel：

2721：10 13 17 26 36 46

2723：09 11 16 24 32 42