The Black Rain Ordnance BRO-22 Receiver is engineered as a solid foundation for .22 LR semi-automatic rifle builds. Precision-machined from 6061 T6 billet aluminum, it features a robust type 3 hard coat anodized finish to maximize longevity and protection. An integral Picatinny rail is milled directly into the receiver, offering a secure mounting interface for optics and accessories. Precision-machined 6061 T6 billet aluminum construction Type 3 hard coat anodized finish for durability Integral Picatinny rail for stable optics mounting Compatible with industry-standard semi-automatic .22 LR components, the BRO-22 Receiver provides reliability and flexibility for custom rimfire rifle projects. Its thoughtful design supports builders seeking performance and rugged construction in their personalized builds.