This is a standard steel trigger guard from a Winchester Model 70 rifle.
Bluing - 95% - The bluing on this piece shows some minor signs of wear along the edges of the piece and on the floor plate release button.
Metal - The overall condition of this piece is excellent. The trigger guard appears to have been sanded on the bottom and inside of the piece, and there are a few minor scratches in the metal. There are no nicks or other significant forms of metal damage.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE