Spikes Tactical 9MM A4 Billet Upper Receiver

Billet 9mm uppers! They are CNC machined from a Solid piece of 6061 Billet. They have an intergraded gas deflector and short ejection port door. They Don't have a gas tube hole or cam pin slot machined in them as these are designed for 9mm Only. They are Anodized to Mil-Spec with Type III Hardcoat and have Dryfilm lube on the inside. Each one is Laser engraved with our Logo and T-markings.