ZRTS presents it’s all new, forged 9mm Glock lowers! We are the first to offer an ambi mag release, Glock PCC lower in a forged mil spec configuration. MASSIVE magwell ramp ensures you never miss a reload! Includes hardened ejector, aluminum mag catch and steel transfer bar. The AR-Nein also includes upgraded features such as a threaded bolt catch pin and rear detent retaining set screws. Anodized Black finish. Designed and made in house!