The Gunsails Carbon Mast Extension with U-Pin is suitable for all common RDM masts. Thanks to the three smooth-running rollers and the integrated cleat, you can trim your sail effortlessly and reduce the trimming forces of your sail to a minimum. Due to the ultra-light carbon you have an effortless handling on the water and get one of the most stable and at the same time lightest high-performance mast extensions.
