Referenced product: TRIGGER-5
From our research it looks like it may not be compatible with older P220's but it would likely be compatible with a P229. We recommend calling Sig Sauer directly for verification on parts compatibility for firearms not ...
Referenced product: TR-3600-4A
Response Date: Mar 9, 2019
I actually discussed the triggers with our buyer after the GG site sold out so fast. We are expecting some but aren't 100% sure when they'll arrive. We're attempting to get a firm date.