H&K MR223 A3 Lower Parts Kit

H&K MR223 A3 Lower Parts Kit

Factory HK lower parts kit for the MR223/556 platform—the ultimate choice for those seeking genuine factory German lower internal parts. This kit is essential for anyone looking to build an authentic 416A5 with top-quality components. Each kit comes complete with everything necessary to finish a lower for your next build or to serve as a comprehensive set of spares. Don't settle for anything less than the best!

*With code HKPARTS416 you will get 10% off and free shipping on any style lower if you order directly from STS.

Compatible With:

• HK MR223
• HK MR556 A4
• STS 416 A5 Lower

Includes:

• HK German grip
• HK German buffer tube
• HK German buffer spring
• HK German recoil buffer
• HK German magazine release
• HK German trigger
• HK German hammer
• HK German disconnector
• HK German receiver end plate
• HK German ambi selector set
• HK Slimline stock - matching color stock