Nite Ize CamJam XT NCJLA-02-R3 Rope Tightener, Aluminum

This rugged cast aluminum rope tightener combines a strong carabiner with a cam locking mechanism, allowing you to secure, tension and connect serious loads using a rope. Clip the carabiner to a fixed anchor point, then slide your rope through the cam mechanism for a knot-free and worry-free connection, easily releasing your rope with a simple pull.