Sandberg_Bolt,_4-string,
Sandberg_Bolt,_5-string,
Sandberg_Bolt,_6-string,
Sandberg_Bolt-SM,_4-string,
Sandberg_Bolt-SM,_5-string,
Sandberg_Bolt-SM-2,_4-string,
Sandberg_Bolt-SM-2,_5-string,
Sandberg_Bullet,_4-string,
Sandberg_Bullet,_5-string,
Sandberg_S-2,_5-string,
Sandberg_S-3,_4-string,
Sandberg_S1_4-string,_fretless,