Surfboard patch connector Simple design that makes installation quick and saves time and effort when fixing the surfboard tail rudder with a buckle. Fin fastener Simple fin box connection patch, easy to install and use for daily needs. Surfboard accessories The fin box connector patch improves your SUP tracking, meaning fewer stroke changes and better stability and control. Standup paddleboard accessories Constructed with sturdy materials to ensure durability and reliability for use as a paddle board adapter. Use scenarios Onwater repairs or upgrades: quickly install or patch connectors or buckles for tail rudder or fins during a session. Daily paddling: attach and secure fins or patches to improve tracking, stability, and control on your surfboard or SUP. Setup and configuration: use as a reliable paddle board adapter when assembling or upgrading fin box components on a standup paddleboard.