This is a standard steel floor plate from a Winchester Model 70 rifle.
Bluing - 70% - This floor plate has factory bluing. The bluing on this floor plate contains notable thinning and mild freckling and pitting throughout. There are no deep scratches, dents or gouges.
Metal - The metal has light freckling and pitting even distributed across the entire piece.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE