T-H Marine - Boating Essentials - Pre-Splice Nylon Dock Line - 1/2" X 15' - BE-CO-52827-DP 15' pre-slice nylon dock line from T-H Marine. This dock line is made of 100% UV-resistant nylon, which means weathering is no issue. 1/2" X 15' Pre-Splice Nylon Dock Line Safe Working Load 1134 LBS Breaking Strength 5670 LBS UV Resistant 100% Premium Nylon with Spliced Eye