Found this for all us Magoos. Since the SS isn’t drilled like most S&Ws, you have to push the crosspin for the rear sight out, then place the mount in the slot and drill the hole for the mount’s crosspin.
I wouldn’t die from surprise if huntsman22 has one around already……
https://griffonhill.com/product/rug...awk-gp100-security-six-single-six-mount/
