Heckler Koch MR556A1 5.56 20rd Magazine 233609S

This is an AR-15 / HK416 5.56x45mm 20-round magazine.Built from durable steel with high-tensile internal springs, anti-tilt followers, proprietary HK geometry and raised over-insertion stops, these HK factory mags are engineered for superior performance and feeding with HK416 & AR15 magazines.HK's 416 (and its civilian counterpart the MR556) is a revolution in AR design, combining a piston-operated action with other key upgrades to create the service rifle of a new century. Combined with HK's factory magazines, it becomes an ultra-reliable platform for heavy-duty use, police service, and everyday target practice.These factory magazines feature a corrosion resistant coating, reinforcing ribs and a low-maintenance design built for tool-free takedown. Tested for maximum performance in extreme conditions, HK makes no compromises when it comes to delivering the best magazines possible.Grab a few spare magazines for your HK416 / MR556 today!HK 416 / MR556 magazines feature:Corrosion resistantLow profile base plateFits existing magazine pouches and magazine carriersAnti-tilt followerTranslucent body serves as an immediate loading indicationAdvanced springReinforcing ribs for added strengthHigh quality Steel materialsNon-reflexive body and low IR signatureLow maintenance, disassembles without toolsHigh and low temperature environmentally tested