The Burris Optics 410660 is engineered for precision, providing an exceptionally robust mounting solution for tactical shooters. This Xtreme Tactical one-piece base is meticulously milled from solid steel, ensuring unmatched strength and rigidity, while its 25 MOA cant enhances your extended range capabilities. Milled from a single piece of solid steel Compatible with all weaver and picatinny style rings Designed to work with long and short actions Elevate your shooting accuracy with the ultimate base designed for reliable performance.