Area 419 Ruger Amer 1913 Improved Scope Rail 7075 Alum 20MOA Type III Black SPECIFICATIONS BRAND: AREA 419 CA PROP 65: YES MATERIAL: ALUMINUM RING & MOUNT CANT: 20 MOA RING & MOUNT PIECES: 1-PIECE RING & MOUNT TYPE: PICATINNY STYLE DESCRIPTION With the explosion in popularity of the Ruger American line of rifles, it only made sense for Area419 to add their scope bases to our product line! This design, made from a single piece of T7075 aluminum and machined in house on our world-class machining centers is designed to fit precisely, and strong enough that your rifle will never budge it – all while providing the elevation you need for longer shots. Bases will come Type III black hardcoat anodized and will come with the necessary wrench for torquing the clamp screws. Recommended torque spec: 15 in/lb This rail comes in a 20MOA cant as a great all-purpose mount.