| Length: 3.35m (11ft 0ins) |
| Width: 1.37m (4ft 6ins) |
| Weight: |
| Country: United Kingdom |
| Keel Type: |
| Rig Type: Unknown |
| Crew: |
| Trapeze: none |
| Sail Area: 7.43 sq. m |
| Spinnaker Type: No spinnaker |
| Spinnaker Area: 0 sq.m |
| Designer(s): |
| Design Year: |
| Builder: |
| Boats Built: |
Ducks were clinker built, and had a sliding gunter rig.
Only 31 were ever built and they were designed and built by Commander C.E.Hammond for the Porchester Sailing Club in 1928
| No class association known |
| Handicap Rating History | |||
| Year | Rating | Mast | Sail |
| RYA 2 Digit Handicaps | |||
| 1958 | 128 | Cotton | |
| PY Type Secondary; | |||
| 1960 | 128 | Cotton | |
| PY Type Secondary; | |||
| 1961 | 128 | Cotton | |
| PY Type Secondary; | |||
| 1962 | 128 | Cotton | |
| PY Type Secondary; | |||
| 1963 | 128 | Cotton | |
| PY Type Secondary; | |||
| 1963 | 126 | Terylene | |
| PY Type Secondary; | |||
| 1964 | 128 | Cotton | |
| PY Type Secondary; | |||
| 1964 | 126 | Terylene | |
| PY Type Secondary; | |||
| 1973 | 125 | ||
| PY Type Secondary; PY Group Centreboard; | |||