Description IF YOU PREFER A .070 CRANE SPEC GAS PORT PLEASE REQUEST THAT IN THE NOTES, OTHERWISE THIS UPPER WILL COME WITH A .078 GAS PORT SIZE DD RIS II FDE | Andro Corp 5.56 NATO UPPER 10.3 Inch – 4150 CMV Melonite – 1/7 Twist – M4 Feed Ramps – Carbine Gas System with Low Pro Gas Block – QPQ Corrosion Resistant Finish – A2 Flash Hider – 1/2-28 Threaded Muzzle – M16 BCG – Charging Handle – Daniel Defense MK18 RIS II Rail (Includes rail ladder covers and barrel nut wrench) – 7075 – T6 Forged Upper w/ T-Markings – Forward Assist & Ejection Port Assembly – CERAKOTE FLAT DARK EARTH DD RIS II FDE | Andro Corp 5.56 NATO UPPER 10.3 Inch U556103RIS2FDEU ALL NFA RULES APPLY It is the customer’s responsibility to be aware of all applicable laws and regulations regarding the purchase and ownership of uppers with a barrel length of less than 16″. Federal NFA regulations are applicable to this item. Handling firearms or firearms parts can expose you to lead, and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).
