This is a replacement Skeg Blade for Wilderness Systems kayaks e.g. Tempest, Perception Essence, and Dagger Alchemy, from 2010 and before. The Skeg blade is approx 37.5cm long, 15.5 cm at the widest, 7cm thick. The blade has a pivot notch, and cut-out with cable and screw holes (2) for the Cable Attachment Fixture and the set Screw.
This skeg blade has been used in a kayak for a short time.
It has some marks but is otherwise in good serviceable condition.