Blackwater Blog Weekend: Calling the 1911 Experts

OK, so, I've been thinking about what I want to say about the Para "Gun Blog 45" model, and I have some ideas. But a question has come up, and I don't know the answer:

Can I put a .22 conversion on this thing? I know there are several kits for 1911 clones, but does the LDA trigger make a difference? Tam, you out there?