Product DescriptionThe Cobalt Kinetics CK-Pro Receiver Set is a premium AR-style upgrade kit built for strength, precise fitment, and long-term durability. This set features a proprietary non-rotating upper receiver system that secures the handguard with eight TORX fasteners for a rigid, dependable mounting interface. Designed as a complete matched set, it includes the upper receiver, lower receiver, handguard, and the components needed for assembly, finished in black hardcoat anodizing on aluminum for a tough, wear-resistant exterior.Product Highlights Complete Cobalt Kinetics CK-Pro receiver set includes upper, lower, handguard, and assembly components Proprietary non-rotating upper receiver system for a secure, aligned handguard interface Rock-solid handguard mounting design uses 8 TORX screws for enhanced rigidity 6.75-inch M-LOK handguard provides a compact profile with accessory compatibility Aluminum construction with black hardcoat anodized finish for durability and corrosion resistanceSpecs Brand Name: COBALT KINETICS Model: CK-Pro Series: Receiver Set MPN: CKPROSET675BLK UPC: 850060560767 Color: Black Material: Aluminum Finish: Hardcoat Anodized Handguard: 6.75 in, M-LOK Approx. Weight: 3.0 lb Approx. Package Dimensions (L x W x H): 19.3 x 12.3 x 3.3 inDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.