| Tail Number / N-Number | N121BM |
| Manufacturer | MURPHY ROBERT S |
| Model | KITFOX 5 TAILDRAGGER |
| Year Built | 2000 |
| Manufacturer's Serial Number | S9701-0204 |
| 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 | CONT MOTOR |
| Engine Model | IO-240 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 128 hp (95 kW) |
| Type of Registrant | Individual |
| Owner Name | MURPHY ROBERT S |
| Street | 221 ROLLINGWOOD DR |
| City | LEXINGTON |
| State | SC |
| Zip Code | 29072-9074 |
| Region | Southern |
| County | Lexington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2000-07-22 |
| Certificate Issue Date | 1998-04-10 |
| Last Action Date | 2022-08-19 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50053616 |
| Mode S Code Hex | A0578E |