Aero Precision M4E1 Complete Upper 20in 6.5 Grendel Stainless Steel Barrel EM15 Gen 2 HG Anodized Black APAR640232M53. 5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge the 6.5 Grendel is ideal for those looking...
Aero Precision M4E1 Complete Upper 20in 6.5 Grendel Stainless Steel Barrel EM15 Gen 2 HG Anodized Black APAR640232M53. 5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge the 6.5 Grendel is ideal for those looking...