This Meridian Defense Corp. MDC-47 features a side optic mount, an Ultimax 1913 handguard rail, and a pinned and welded muzzle brake. The number 78 is painted on the side of the buttstock. Purchase includes one 30-round magazine. Get the best bang for your buck when you get a Certified Used Firearm. When you see the Certified Used stamp on any of our firearms, you can be confident that you're getting exactly what you want - a gun only in very good to excellent condition and held to the highest quality standard. All Certified Used Guns come with a 'no questions asked' return policy.