| Tail Number / N-Number | N8121G |
| Manufacturer | CESSNA |
| Model | 210K |
| Year Built | 1971 |
| Manufacturer's Serial Number | 21059421 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 141 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TWO ONE GOLF LTD |
| Street | 3624 INVERNESS RD |
| City | WATERLOO |
| State | IA |
| Zip Code | 50701-4636 |
| Region | Central |
| County | Black Hawk County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1971-02-18 |
| Certificate Issue Date | 2013-09-10 |
| Last Action Date | 2022-04-18 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 52611514 |
| Mode S Code Hex | AB134C |