| Tail Number / N-Number | N118KU |
| Manufacturer | UNDERKOFLER KENNETH B SR |
| Model | QUICKSILVER MX II |
| Year Built | 1989 |
| Manufacturer's Serial Number | 118 |
| 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 | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | MAHER PATRICK |
| Street | 549 500TH ST |
| City | NORTHWOOD |
| State | IA |
| Zip Code | 50459-8736 |
| Region | Central |
| County | Worth County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1989-12-26 |
| Certificate Issue Date | 2018-10-31 |
| Last Action Date | 2021-06-25 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 50045337 |
| Mode S Code Hex | A04ADF |