| Tail Number / N-Number | N888CK |
| Manufacturer | DUNCAN CHARLES K |
| Model | RV 4 |
| Year Built | 1989 |
| Manufacturer's Serial Number | 888PM |
| 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 | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | RADEL JAMES C |
| Street | 407 CLARK RD |
| City | SUNBURY |
| State | PA |
| Zip Code | 17801-5569 |
| Region | Eastern |
| County | Northumberland County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1989-12-11 |
| Certificate Issue Date | 2018-01-24 |
| Last Action Date | 2020-08-24 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 53035711 |
| Mode S Code Hex | AC3BC9 |