Description
| Length (mm) | 2100 |
| Width (mm) | 1550 |
| Height (mm) | 1025 |
| Weight (kg) | 433 |
| Sound board material | Resonance spruce wood |
| Active area (m²) | 1,401 |
| Ribs (number, shape) | 13, asymetric |
| Soundboard construction | diaphragmatic tapered by CNC shaper 9,5 – 7,5mm |
| Cast iron plate | Wet sand casting |
| Surfacing of iron plate | light gold metallic paint, diamond effect |
| Pin block – material | Multiplex beech plywood, density 800 – 850 kg/m3 |
| Inner rim material | 12 laminas – beech, birch |
| Inner rim thickness | 55 mm |
| Wooden frame posts | 5 longitudinal |
| Descant post material | spruce |
| Cut off bar (corner cross rib) | round shaped, multiple birch or beech |
| Outer rim – material | birch plywood sandwich, inner veneer Ebony Makassar |
| Bridge – treble | solid maple wood |
| Bridge – bass | solid maple wood |
| Bridge pins | steel – ground tips |
| Agraffes material – number | brass, 1-50 |
| Duplexes – front | h1 – c5 |
| Duplexes – rear | fis1 – c5 |
| Strings – material | steel wire Röslau Germany, copper winding Degen Germany |
| Hitching of plain strings | single |
| Dampers – number | 1 – 69 |
| Action | standard – RENNER – PETROF |
| Hammer heads | RENNER original |
| Keyboard | Tangential sawn spruce wood, individually balanced with lead |
| Black keys | Ebony wood |
| Pedals | left – Unacorda (Piano) pedal, middle – Sostenuto (Prolongement) pedal, right – Sustein pedal |
| Legs and castors | thick legs, big braked castors |
| PETROF sign on right side wall | PETROF |
| Felts colour | red + black |
| Hydraulic slow close fallboard mech. | yes |
