I think the trigger guard is molded as part of the polymer stock. To change to a wood stock will require a different trigger guard. If I remember correctly the screw in front of the trigger screws into the stock, the one behind the trigger screws into the receiver.
Reminds me of the thread awhile back on the hi point 995 carbine with 35 bullets lodged in the barrel.
Owner had sent it in to hi point complaining of poor accuracy.
Any suggestions on a good barrel vise? I'm thinking about getting one and have been looking at Midway, Brownell's, even eBay and Amazon. But lots of different kinds and I'm pretty ignorant on these.
Good luck! Hopefully he will be able to help you. I really like my Mark III It’s a great shooting pistol. I am more accurate with it than any other handgun I own.
I don’t have any answers for you. I have a bone stock Mark III 5.5” bull barrel that eats any ammo I feed it and is a lot more accurate than I am able to shoot it. One suggestion I do have is to check out the forums at rimfire central.com. Lots of knowledgeable folks there that just might be...