| Tail Number / N-Number | N51EJ |
| Manufacturer | R EMMET MILLER |
| Model | MXII SPRINT |
| Year Built | 2015 |
| Manufacturer's Serial Number | 0702 |
| 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 | ROTAX |
| Engine Model | 582SER |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Kit Manufacturer | QUICKSILVER AERONAUTICS LLC |
| Kit Model | MX II SPRINT |
| Type of Registrant | LLC |
| Owner Name | QUICKSILVER OF OHIO LLC |
| Street | 2306 STAR DR |
| City | WOOSTER |
| State | OH |
| Zip Code | 44691-9019 |
| Region | Great Lakes |
| County | Wayne County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2015-09-08 |
| Certificate Issue Date | 2015-05-18 |
| Last Action Date | 2021-01-11 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 51457603 |
| Mode S Code Hex | A65F83 |