The MJA-900 Viola is a 16" premium master viola.
| Top: | Well-seasoned European spruce |
| Back, Rib, Neck: | Flamed European maple |
| Purfling: | Inlaid |
|
Chinrest: |
Rosewood with nickel-plated brass clamp |
|
Tailpiece: |
English angular Hill |
| Pegs: | Rosewood, inverted hearts with white tips |
| Fingerboard, Nut, Saddle | Ebony |
| Bridge: | French Aubert Mirecourt Luxe |
| Strings: | Helicore string |
| Varnish: | Antique oil varnish with medium to high-gloss finish |