Description
The SIG Sauer P320 Flat Skeletonized Steel Trigger is a factory replacement designed for P320 shooters who want a more deliberate, consistent trigger press without moving to a fully custom setup. Because it comes from SIG Sauer directly, it drops in without fitment guesswork or compatibility concerns.
The flat-faced design repositions where your finger contacts the trigger bow. A curved trigger tends to place the finger higher on the shoe, which concentrates leverage near the pivot and can produce inconsistent feel as the shooter’s grip or finger placement shifts between shots. The flat face gives the finger a consistent contact point regardless of where it lands on the shoe, and that lower effective contact point increases mechanical advantage through the pull cycle — translating to a lighter, more linear feel without any modification to the internal sear geometry.
The skeletonized construction removes material from the trigger body to reduce mass. Less moving mass means the trigger returns faster after each shot and marginally reduces the inertia the mechanism must overcome. The steel construction keeps dimensional stability under sustained fire, where a polymer shoe can shift slightly as it warms. SIG rates this trigger at a 30% reduction in pull weight compared to the standard P320 trigger — a meaningful change for anyone who has found the stock trigger limiting at speed or in precision work.
This is a straightforward upgrade for competition use, dedicated range training, or any application where a more consistent break matters. It fits the standard P320 FCU and installs without modification.




