Springfield Armory micro-compact Hellcat OSP features unique top slide serrations to maximize your grip on the slide; rear slide deck is cut to accept a micro red dot; non-proprietary accessory rail allows you to accessories with your favorite light and/or laser; dual captive recoil spring w/full length guide rod; Tritium/Luminescent front sight, Tactical Rack U-Notch rear sight; reversible mag release and pressure activated grip texture. Includes 11rd & 13rd magazine and case.