Ideal for use on large dinghies or small keel boats. The SeaSure Roller Pre-Feeders use aluminum rollers that smoothly guides the mainsail into position without the annoying twisting or snagging.
Installation is quick and easy, just slide the slug into the luff groove of your mast and then tighten screws to fasten. No need to drill holes. Fits up to a 12mm - 1/2 inch luff groove.