Extreme Max Post Trailer Guide-Ons do more than help you get your boat on your trailer; they help prevent a multitude of loading problems. They'll help you load faster and safer, keep you from loading too deep, keep your trailer position true and are especially helpful at night. Tall, easily visible, PVC-covered 60-in steel posts work on bunk or roller-style trailer frames up to 3-in wide x 4.25-in tall. Extreme Max Post Trailer Guide-Ons are zinc-coated and intended for freshwater use only. Use in saltwater or brackish water will corrode and deteriorate the finish. 7-in bolt kit available for trailer frames up to 5.25-in tall (Extreme Max 3005.4050). 8-in bolt kit available for trailer frames up to 6.25-in tall (Extreme Max 3005.4053). 9-in bolt kit available for trailer frames up to 7.5-in tall (Extreme Max 3005.4056). 10-in bolt kit available for trailer frames up to 8.5-in tall (Extreme Max 3005.4059).
One pair of Guide-Ons; 60-in steel support beams with slip-on PVC guards total 65-in height
Easy, bolt-on installation
Zinc-coated for freshwater corrosion-resistance, not intended for use in saltwater or brackish water
Fits bunk or roller-style trailer frames up to 3-in wide x 4.25-in tall
Hardware to fit taller trailer frames (5.25-in, 6.25-in, 7.5-in and 8.5-in) is available, see long description