Free Bass Piano Accordions / Convertor Accordions
FS4V

Piano Accordion Free Basses FS 4 V model :
- 37 Keys
- 42 free basses - 96 standard basses
- 3/2/4 3 reeds right hand - 2 reed for free basses - 4 reeds for standard basses.
- 7 Registers right hand - 2 chin switches
- 7 registers left hand and 1 convertor.
- 0 reeds in cassotto.
- Dural reeds.
FS12VS

Piano Accordion Free Basses FS 12 VS model :
- 41 Keys
- 55 free basses - 120 standard basses
- 4/2/4 4 reeds for right hand - 2 reeds for free basses - 4 reeds for standard basses
- 13 registers for right hand + master + 4 chin switches (only 3 shown in this photo)
- 7 registers left hand and 1 convertor.
- 0 reeds in cassotto.
- Imitation of hand made reeds
FS15VSX

Piano Accordion Free Basses FS 15 VSX model :
- 45 Keys
- 58 Free Basses - 120 Standard Basses
- 4/2/6 4 reeds right hand, 2 reeds free basses, 6 reeds standard basses
- 15 Registers right hand + master + 5 chin switches
- 7 Registers left hand + 1 Convertor
- 2 reeds in cassotto
- Hand Made reeds