The Ruger 90673 Picatinny Rail for Ruger Precision Rimfire Aluminum is a genuine Ruger factory accessory designed for shorter distance shooting or use with canted scope rings, delivering a precise 0 MOA base that aligns perfectly with Ruger Precision Rimfire factory scope mount holes on the receiver. This MIL-STD Picatinny rail uses standard slot-and-rail spacing to accommodate Picatinny or Weaver scope rings, enabling flexible optics choices while maintaining solid, dependable performance. Crafted as a single, precision-machined piece from billet aluminum, the base measures 5.25 inches in length and features a durable hardcoat anodized finish to resist the wear of field use and recoil. The package includes four TORX mounting screws and a T-10 wrench for secure installation, ensuring reliable alignment and stability for repeatable accuracy. Made in the USA, this component upholds Rugers reputation for quality and durability, providing a lightweight, rigid foundation that integrates seamlessly with the Ruger Precision Rimfire platform to optimize performance for close- to mid-range scenarios.