Harken midrange end traveler controls allow installation of 2:1 to 4:1 purchases. Assemblies secure to the track, eliminating additional holes. Though one piece bases and cam arms are machined from a single piece of aluminum. Compact high-strength carbo Airblock components combined with Carbo Cam cleats keep traveler weight minimal. For angled cleating, instal the 380x-treme Angles Fairlead.