| Tail Number / N-Number | N821MC |
| Manufacturer | CARLEY DENNIS S |
| Model | CHALLENGER II |
| Manufacturer's Serial Number | 1623 |
| 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 | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Co-Ownership |
| Owner Name | SPITLER JASON H |
| Other Names |
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| Street | 2474 GREENWAY RD |
| City | SUFFOLK |
| State | VA |
| Zip Code | 23438-9409 |
| Region | Eastern |
| County | Suffolk city |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1998-10-29 |
| Certificate Issue Date | 2020-07-27 |
| Last Action Date | 2020-07-27 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 52632650 |
| Mode S Code Hex | AB35A8 |