This is a standard steel trigger guard from a Winchester Model 70 rifle.
Bluing - 95% - The original bluing is in excellent condition with no edgewear, fading, freckling or deep scratches. There are a few tiny tool marks and one thin scratch at the top of the bow. Otherwise, the piece is in nearly perfect condition.
Metal - The metal is in excellent condition with no damage except for a few tiny tool marks.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE