Fits - 2x3, 3/3, 3/4 Inch Frame Tubes. Adjustable to 5" to 11" From the Trailer Frame on Each Side. Tie Down’s PVC guide on posts feature bright orange end caps, providing clear visual markers to ensure you navigate your boat with confidence. Available in 48" and 60" lengths as well as a slant 90-degree and 13-degree angle, these guide posts offer versatility to accommodate various boat and trailer combinations. Tie Down's PVC Post Guide On with 13 Degree Slant provides a wider target for easier boat loading, making the process hassle-free and stress-free. Crafted with non-marking PVC pipe, these guide posts are braced with metal tubing 15 inches into the pipe, ensuring unparalleled strength and impact resistance. Additionally, some posts come equipped with LED lights for added visibility, enhancing safety during low-light conditions. All hardware, including bolts and nuts, is zinc plated while mounting brackets are galvanized, providing lasting protection against corrosion. Sold in pairs, our PVC Post Guide On exemplifies Tie Down's commitment to delivering top-notch products that enhance your boating experience.