dog spikes

I have a nice ms 460, I would like to order a set of spikes for it, what is common to be used, and also do they all come with the roller chain catch?

First question is I'm looking to put a small dog spike in the saw. It's used as a limbing saw but I just don't care for the plastic spikes that it does have. I have spikes ranging from big to small laying around but I don't have the screws for it. Can someone point me in a good direction as to...