Use as a replacement skeg for all Cobra Kayaks. Also fits: Competition CK, Edge 10 (aka Outlaw by On the Edge Kayaks) and kayaks made by OBI (Ocean Boards International, aka Rage Wave). This fin is stock on the Cobra ReVision, common on assorted water sport equipment and may be found on some surf kayaks, wave skis and surfboards. Might be a substitute for the Perception 5-O Fin (9820095) with some grinding and re-drilling.
Fin is 5 7/8 in. tall from hull of boat. Screw holes are 5 in. on center. Fin base is 5/8 of an inch wide, 5 3/4 inches long. Two Stainless steel ¾ in. (10-32) hex head screws are included. Skeg fits into a slot molded in the hull with two nut-serts imbedded in the slot. Made of plastic.