| Model Name | IRG1820 |
| Color | TWFTwilight Blue |
| Body Top | AAAA Flame Maple (4.0mm) |
| Body Back | Mahogany |
| Neck | 5pcs. Maple/Walnut |
| Neck type | J-Custom |
| Fingerboard | Rosewood w/Flame Maple Binding |
| Position Inlay | Abalone Off-set Dot |
| Fret | Custom Jumbo (SBB216-195) |
| Neck Joint | All Access |
| Scale | 648mm/25.5inch |
| Neck width | 43mm(Nut), 56mm(21F) |
| Neck thickness | 19.5mm(1F), 21.5mm(12F) |
| Fingerboard Radius | 430mmR |
| Bridge | Lo-Pro Edge |
| Pickup(neck) | DiMarzio Air Norton(H) |
| Pickup(center) | | |
| Pickup(bridge) | DiMarzio Tone Zone(H) |
| Hardware | Cosmo White |
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Controls
