It's precision made of 4140 Alloy Steel and has a parkerized finish. For reference, the sight on the left is a factory sight... the sight on the right is the one you'll receive
Included in the kit are a new “bolder” front sight, and a
special drill bit for opening up (OPTIONAL) the rear sight to the proper “Ghost Ring” diameter.
Installation of the new front sight is easily performed by
using the factory front sight tool… remove the old and install the new.
up the rear sight, all that’s needed is an electric drill and minimal
experience. The special drill bit is self centering and the procedure is almost
fool proof. The rear sight does not need to be removed.