What Red Dot and Red Dot Base Do You Have On Your GP100

[sjs]

I have the Weigand and Burris Fast Fire III on my 357 and it works great, but I would like a different look on my second 357 I am about to buy. Curious what works for others.

 

[Bigbore5]

Holosun 507Comp GR in a Griffin Hill RMR mount. I like the MRS over just a dot for speeding up alignment.