We offer Adjustable Microtonal Bouzouki fretboards. 
 
Please see the brochure for details of the system in the link below:
THE NECK (ADJUSTABLE MICROTONAL GUITAR).pdf
 
Bouzouki fretboard - 3 Strings :
3 course strings
27 frets
25 mm at the nut side
34,5 mm at the sound hole side
scale length 670 mm
6mm thickness
 
Bouzouki fretboard - 4 Strings :
4 course strings
27 frets
33 mm at the nut side
43 mm at the sound hole side
scale length 670 mm
6mm thickness
 
Custom sized fretboard - Custom Type:
For custom sized fretboards please contact us. 
For custom-sized fretboards, an additional charge of 50€, 100€, 200€ (Custom Type 1 to 3 consecutively) applies according to the deviation from the standard sizes and shapes.
 
If you wish to replace your current bouzouki's fretboard with ours, you will need a luthier to assist with the process. Please contact us for any questions. Also we can direct you to the skilled luthiers here in Turkey.