Griffin Armament MK1SL MK1 Stripped Lower Receiver AR-15 Black Aluminum

The Griffin Armament MK1 Stripped Lower provides a strong and reliable foundation for your next rifle build. Precisely machined from high grade 7075 aluminum to exact standards, ensures proper fitment and performance with mil spec lower components. To enhance durability, the MK1 Lower is hardcoat type 3 anodized for excellent resistance to surface wear including scratches, scuffs, and discoloration from cleaning solvents and oils. Additionally, the MK1 Lower features a mil-spec fire control pocket.