A convenient and economical way to secure your boat that will not obstruct your waterfront view Each black, 12-foot-long whip consists of solid fiberglass rod and cast-aluminum base with molded-in cleat, ring, and thumb screw For boats up to 23-feet long, with a 4,000-pound maximum load limit; weight is more critical determining factor than boat length Includes two 5/8-In. diameter x 24-foot-long whip lines (white), and one 5/8-In. diameter x 55-foot-long spring line (white) Sold in pairs Manufacturer part number 50-79733