| Tail Number / N-Number | N23UL |
| Type of Reservation | 2 year hold for canceled N-numbers |
| Reserving Party Name | CANCELLED/NOT ASSIGNED |
| Date Reserved | 2018-02-12 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N23UL.
| Tail Number / N-Number | N23UL |
| Manufacturer | WETZEL ROBERT |
| Model | CHALLENGER II |
| Year Built | 1998 |
| Manufacturer's Serial Number | CH2-0897-B-1644 |
| 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 | 503 DCDI |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | WETZEL ROBERT |
| Street | 2724 WHITETAIL DEER RD |
| City | BATH |
| State | PA |
| Zip Code | 18014 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2009-01-04 |
| Certificate Issue Date | 2007-11-07 |
| Last Action Date | 2012-10-06 |
| Last Status | Registration Expired - Pending Cancellation |
| Cancellation Date | 2018-02-12 |