It seems that no matter what the subject is, nothing is ever as simple as it appears to be on the surface. When you think about something like a scope mount, you visualize a cross hair on top of a rifle. The fact is these scopes are used for laser pointing and such and entail incredibly accurate precision. In a way the instrument must practically be poetic in form and function. Assembling it is akin to synchronizing the notes in a musical composition. GDI, a small business by some standards offers state of the art products and is run by dedicated military veterans.