This is a standard steel trigger guard from a Winchester Model 70 rifle.
Bluing - 95% - This piece has no notable fading, edgewear, dings, or deep scratches. There are a few extremely light surface scratches and a small scuff to the bluing near the release button. Otherwise it's a beautiful piece is outstanding condition.
Metal - The metal is still in excellent condition, with no notable wear or damage.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE