J Boats J/109 WK
| Length | |
| Hull Type | Fin w/ Rudder on Transom |
| Rigging Type | Masthead Sloop |
| LOA | 35.25' (10.74m) |
| S.A. | 577 sq ft (53.61 m2) |
| Beam | 11.50' (3.51m) |
| Displacement | 10580 lbs / 4801 kgs |
| Ballast | 3900 lbs / 1769 kgs |
| Designer | Rod Johnstone |
| First Built | 2000 |