The Starboard Astro US Box fin base is designed for inflatable stand-up paddleboards. It features an integrated black PVC patch for secure bonding to the board.
Its compact, shortened length makes rolling and packing the deflated paddleboard easier while maintaining standard fin compatibility.
- Product type: SUP fin box
- Compatibility: Universal US Box center fins
- Construction: Short design for easy roll-up
- Base material: Integrated black PVC patch
- Intended use: Inflatable SUP boards






