This is a standard steel trigger guard from a Winchester Model 70 rifle.
Bluing - 85% The bluing on this trigger guard shows some bluing loss and the finish is slightly faded throughout the piece.
Metal - The overall condition of this piece is very good. There are a few very minor nicks throughout the piece and one area of scratches as seen in the listing photos.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE