The CANIK TP9 Elite SC features a loaded chamber indicator, match grade barrel, reversible magazine release and accessory rail. The ability to convert this pistol from a subcompact to a compact with just the insertion of a magazine that includes a finger rest and matching grip texture gives the shooter (two guns in one).Features :Micro red-dot interface with co-witness featureInterchangeable back strap in 2 sizes (small and large)Reversible magazine release