Forged from 7075 T6 Aluminum, this mil-spec stripped upper receiver is ready for your next build. Features include M4 feed ramps, T-Marks on the picatinny rail and a black anodized finish. This product is blemished. Blemishes may include: Plating inconsistencies Pits Scratches Dents Flaws in finish Our blemished products are fully functional, they just didn't meet our high standards. They are a great product at a discounted price for someone who doesn't mind a slight imperfection. We do not accept returns on blemished products.