How much do they want to charge you? Both the front and rear sight have dovetails. Any decent smith should be able to do the install for you. Mine charges $35 and gets it back to me in 3-5 days or so just because of all the other stuff on his plate.
Guns don't kill people. Apes with guns kill people! - Robin Williams
The worst thing about owning an HK is dealing with the other people that own an HK.