Simple to use, the RAILBLAZA Clevis/Bimini support is designed to secure bimini tops, canopies, and covers to your boat, with the advantage of being easily removed using the StarPort System. Make your own stand-up rail system using the RAILBLAZA Clevis. The Clevis/Bimini fits any RAILBLAZA base. RAILBLAZA Base is recommended, but not included. The RAILBLAZA Clevis/Bimini supports come 2 to a pack.