This is a standard steel trigger guard from a Winchester Model 70 rifle.
Bluing - 95% - The bluing shows almost no signs of wear. There are several small dark stains in the bluing.
Metal - This piece is in excellent overall condition. There is some minor pitting throughout the metal, but no significant scratches or nicks.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE