Sig Sauer TANGO MSR, Rifle Scope, 1-10X26, First Focal Plane MSR BDC10 Reticle, Illuminated, 26mm Objective, 34mm Main Tube, Matte Finish, Black, Includes 1.5334mm Alpha-MSR Cantilever Mount and Flipback Lens Covers SOTM11002 Designed for today's common MSR/AR and bolt action platforms, the TANGO4 1 - 10x24 mm riflescope is the ideal solution for CQB/mid-range tactical engagements, 3 Gun competitions and hunting with 10x times optical zoom and illumination in a 34mm one-piece maintube. Low dispersion (LD) glass provides industry leading optical clarity for any situation. Offered in first focal plane (FFP) MSR BDC10, illuminated reticle. Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance.