| Tail Number / N-Number | N506YS |
| Manufacturer | SAM SHAMES |
| Model | CHALLENGER II |
| Manufacturer's Serial Number | CH2-0988-W-0359 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | SHAMES SAMUEL J |
| Street | 1407 ERROL ST |
| City | LAKE PLACID |
| State | FL |
| Zip Code | 33852-7709 |
| Region | Southern |
| County | Highlands County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2014-03-12 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-03-31 |
| Status | Valid Registration |
| Mode S Code | 51451161 |
| Mode S Code Hex | A65271 |