Boat and jet ski trailer SAS clamps are specialised, high-protection wheel clamps made to safeguard trailers carrying precious watercraft from theft. Produced by SAS, an expert name in security items, these clamps are engineered for power and durability, that makes them an excellent selection for safeguarding trailers parked at marinas, https://reidwwsoh.isblog.net/maritime-trailer-locks-52934324