Description The ability to convert this pistol from a subcompact to a compact with just the insertion of the 15 round magazine that includes a finger rest and matching grip texture gives the shooter a âtwo guns in oneâ situation.PRODUCT DETAILInterchangeable back strap in 2 sizes (small and large) Blackout rear and phosphorous front white dot sight Micro red-dot interface with co-witness feature Reversible magazine release Accessory under-barrel rail Tungsten Cerakote over nitride slide finish Match grade nitride coated barrel Small parts and internal components nitride or high-wear nickel-coated Comes with two magazines: one 12rd + optional finger rest base plate and one 15rd with extended baseplate Also included are the toolbox, users manual and a concealed carry holster with reversible clips for IWB and OWB use Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.