The FN Five-seveN MRD's proprietary optics-mounting system consists of a series of plates that match your optic to the slide for a quick and seamless setup simply remove the cover plate select the compatible optic plate and screw set that matches your MRD and mount using the provided hardware.The system is compatible with most common optic footprints offering an unmatched variety of options.FN Five-SeveN MRD 5.7x28mm 4.8"Optic ReadyAdjustable Sights20+1 CapacityNew stippling and textures on the ergonomic frame as well as enhanced serrations on the slide trigger guard and safety selector enable superior grip and control in an already soft-recoiling pistol.The internal hammer and smooth trigger pull coupled with the long-lasting 4.8-inch cold hammer-forged barrel provide the ultimate package to achieve precision at distance.Order your FN MRD pistol online today!Save time and money when you purchase 5.7x28mm ammo at Ammunition Depot! Our online inventory of cheap ammo for sale is available from the top brands you know and trust.Enjoy big savings and fast shipping on our collection of steel targets and paper targets available online at Ammunition Depot.