by WhyDITOT Innovations Inc.
- center pivoted seat frame on a semi-circular traveler
- dynamic control block positioning for consistent, easy pulling force
- used with the innovative TackMaster overhead tiller
- same platform fits Sonar & J24
- has been used for several years of competitive sailing, including Paralympic Trials
- TackMaster1 design is deprecated (replaced by the TackMaster3)