VEVOR Boat Trailer Guide on, 20\", One Pair Trailer Pontoon Bunk Board Guide-ons, Steel Trailer Guides, Complete Mounting Accessories Included, for Ski Boat, Fishing Boat or Sailboat Trailer

Adjustable Width: The width of this boat guide-on can be easily adjusted, extending to 8 inches at most. It fits any trailer frames less than 3" wide and 4-1/4" tall.,Flexible Installation: Our trailer guide-on can be mounted on top of the frame or below it, and the U-bolts fit both large frames and smaller frames.,Solid Construction: These square tubes are made of sturdy galvanized steel and are powder-coated, so they work great against saltwater and do not easily rust.,With Carpet Boards: The two 24" carpet-padded boards can be fixed firmly onto the tubes, and they will prevent the boat from being scratched. Add the frames effortlessly and keep your boat protected.,Wide Application: These trailer boat guides are suitable for ski boats, fishing boats, or sailboat trailers, and it makes loading the boat so much easier.