Aim Soprts' Recon scope is milled from one solid piece of aircraft grade aluminum with a fog proof and shock-resistant housing. It is nitrogen charged with weather resistant seals and has green fused multi-coated lens that provides superior light transmission, resolution and is scratch resistance. This scope has Tri-illuminated (Red, Green, Blue) laser etched reticles with adjustable rheostat for brightness control. Included is a Weaver/Picatinny 1913 base mount with integrated tri-rails that accept most Weaver/Picatinny accessories.