| Tail Number / N-Number | N971TK |
| Manufacturer | KETTER KEVIN T |
| Model | SLING 4 |
| Year Built | 2016 |
| Manufacturer's Serial Number | 041 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 914UL2-01 |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Kit Manufacturer | AIRPLANE FACTORY |
| Kit Model | SLING 4 |
| Type of Registrant | Individual |
| Owner Name | KETTER KEVIN T |
| Street | 191 HERON DR |
| City | WEST BEND |
| State | WI |
| Zip Code | 53095-7838 |
| Region | Great Lakes |
| County | Washington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2020-08-11 |
| Certificate Issue Date | 2019-09-11 |
| Last Action Date | 2022-04-15 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 53304417 |
| Mode S Code Hex | AD890F |