Extreme Max 3005.2184 Adjustable Roller Guide-On System

Brand: Extreme MaxFeatures: Includes one pair of Adjustable Roller Guide-Ons with an easy, bolt-on installation that fits bunk or roller-style trailer frames up to 3" wide x 4.25" tall Designed for larger fishing boats, runabout boats and craft over 16'; Multiple adjustments allow a perfect fit to your hull Zinc-coated for freshwater use, not intended for use in saltwater or brackish water The size and shape of trailer frames can vary drastically, please measure your boat on the trailer before ordering to ensure a proper fit Hardware to fit taller trailer frames (5.25" and 6.25") is available, see long description Details: Extreme Max Adjustable Roller Guide-Ons do more than help you get your boat on your trailer; they help stop 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. They will fit bunk or roller-style trailers up to 3" wide x 4.25" tall. These guide-on