Tilted base for jammers with a 27mm screw center distance. - Inclined base for jamblers with an extent of the screws of 27mm. Taquet / shriptr / blocker come for: - 420-445 - 470 - 485- 490 - 505- Cadet - Europe - Europe - Flying Dutchman - Finn - Fireball- Koralle - Korsar- laser - Lightning- Marauder - Moth - Open 5.00 - Open 5.70- Optimist - Pirat -Ponant - Topper - Vaurien - Windy