| Tail Number / N-Number | N234FR |
| Manufacturer | REIGEL FRANK |
| Model | CHALLENGER II |
| Year Built | 2004 |
| Manufacturer's Serial Number | CH2-1203-2413 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | SEE BOMBADIER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | REIGEL FRANK |
| Street | 234 OWL CREEK RD |
| City | BOULDER |
| State | CO |
| Zip Code | 80302-9240 |
| Region | Northwest Mountain |
| County | Boulder County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-07-22 |
| Certificate Issue Date | 2004-06-23 |
| Last Action Date | 2020-03-19 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 50413751 |
| Mode S Code Hex | A217E9 |