Specifications include, but are not limited to: Alloy Steel Receiver and Bolt Body are nitride finish Bolt Heads and Locking Lug Inserts are machined from a high-strength aerospace alloy, also nitride finished. Uses the same footprint as a Remington Model 700 action, allowing for easy installation into most chassis and stocks, as well as using the same trigger configuration as a Remington Model 700. Barrel Threads are 1.0625" X 20 T.P.I. which allows either a Standard Shouldered Barrel or a Pre-Chambered Savage Style Barrel with Barrel Nut. Large Bolt Body designed to allow function with standard magazines. Floating Bolt Head designed to provide 100% Locking Lug contact. Interchangeable Bolt Heads and can be swapped in less than a minute without tools. Interchangeable Bolt Heads, combined with Barrel Nut Fitted Barrels, allow the Shooter to switch cartridges using only a Chamber “Go/No Go Gauge” and Barrel Nut Wrench. Threaded for 8-40 Scope Base Screws. Has a clearly visible Indicator, which shows when the rifle is cocked.