This is a standard steel trigger guard from a Winchester Model 70 rifle.
Bluing - 98% - The bluing on this piece is nearly perfect, showing no significant signs of wear. There are some very small dark stains in the bluing.
Metal - Overall, this piece is in excellent condition. There is some minor pitting throughout the piece, but no significant scratches or nicks in the metal.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE