Made of Aluminum. Best used as an upgrade kit, or as replacement hatch locks, for Old Town and Ocean Kayak brand kayaks, such as the 2016 Old Town Loon and 2016 Dirigo, as well as the Ocean Kayak Caper, Prowler, and Trident. Use for the Large Old Town Click Seal Hatch and Large Ocean Kayak Click Seal Hatch, both with a central locking lever.

Latch is 5.5 inches long, H-Cross-section, with a small hole drilled on one end.

Hatch Cover dimensions were 19 x 12.5 inches (outside measurements). For use with Ocean Kayak and Old Town part numbers 07.2000.0678, 01.1315.0488 and 01.1315.0499.