Engineered for consistent function across varied conditions, the Odin Works Inc. 9MM Billet Upper Receiver Black promotes reliable operation.\n\nBuilt with aligned components and careful tolerances, the Odin Works Inc. 9MM Billet Upper Receiver Black supports smooth mechanical behavior.\n\n- Manufacturer: Odin Works Inc.\n- Model: 9MM Billet Upper Receiver\n- Product Type: Upper Receiver\n- Mounting System: AR-15\n- Material: 7075-Billet Aluminum\n- Unique Features: No Forward Assist, Low Profile Brass Deflector\n- What's In The Box: Receiver only