| Tail Number / N-Number | N777CK |
| Manufacturer | ELKINS EDWARD J |
| Model | CASSUTT III-M |
| Year Built | 1969 |
| Manufacturer's Serial Number | EE1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Type of Registrant | Individual |
| Owner Name | KULTTI CARL F |
| Street | 2988 WILLOW PASS RD |
| City | CONCORD |
| State | CA |
| Zip Code | 94519 |
| Region | Western-Pacific |
| County | Contra Costa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1981-04-02 |
| Certificate Issue Date | 1984-06-05 |
| Last Action Date | 2020-08-28 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 52501504 |
| Mode S Code Hex | AA8344 |