This looks exactly like the stock latching system for Legacies.  Works fine but you have to be careful to close the gap between the latch hooks (on the fuselage) and the striker plates (on the canopy).

Charley

Legacy #299

I found this canopy latch kit on the Kit Components site:http://shop.lancair.com/inventoryD.asp?item_no=1100&CatId={5B61371A-49F3-449B-9D47-1B92887227A7}