HarborWare Triple Dock Roller Assembly attaches to dock poles using bolt-on clamps that doesn't require drilling or welding of dock columns. Heavy-duty plastic dock rollers.
• Each Polyethylene Roller is 14'' tall x 5'' wide.
• Fits 2'' and 2.5'' square dock poles.
• Comes with Standard Angled Brackets.
• Approximately 45" tall.