The Steiner P-Series Cantilever mount offers the perfect mounting solution for AR-15 and flattop platforms. Made from rugged aluminum alloy to be incredibly strong, yet lightweight. P-Series AR Mount Features: New lightweight design Mounts to any picatinny style rail Designed to offer perfect eye relief on modern AR-pattern rifles Made in USA Torque Specifications: Ring Top: 20 in-lb Crossbolt: 65 in-lb