Description Interarms Mark X MZ chambered in .223 Remington with four round internal magazine capacity, and a 20″ barrel. Blued barrel, receiver, floor plate, ribbed trigger, and bolt handle. Checkered wood Monte Carlo style stock with a checkered polymer butt plate. Ribbed safety selector behind the bolt handle. Optics rail mounted with a Weaver Micro-Trac scope. Front and rear sling eyelets. Must ship to a FFL holder. Condition: Very Good/Excellent with light handling wear and a clean rifled bore. Barrel Length: 20″ Serial: 24411 Manufacturer: INTERARMS Caliber: .223 Remington Model: Mark X MZ Book# 10-452