The "M&P Spec Series" emblem is laser-engraved about the barrel, in the ejection window. The journal launch catch is reversible for right-handed or left-handed end users, even though the slide stop is ambidextrous from manufacturing facility. I bought a Most important Arms two.5x optic, and replaced the handgurds. Thats its. https://spencerwyxca.azuria-wiki.com/708604/5_essential_elements_for_smith_wesson_m_p_15_sport_ii