VEVOR Boat Trailer Guides, 775 mm/1205 mm Height Guide Poles, 2PCS High-Hardness Steel Trailer Guide-Ons, Adjustable Guide Poles with PVC Pipes, for Ski Boats, Compact Fishing Boats, Small Sailboat

The steel wall thickness of these heavy-duty trailer guide poles is 0.12 inches (3 mm) to ensure maximum structural strength and prevent bending under boat impact. If this answer does not resolve your current issue, please contact us again for assistance.