30 Wood Curtain Rod Rings Medium Oak Tone, Drapery Hardware. Measures approximately 1 3/4" Inner Diameter and 2 3/4" Outer Diameter. In good condition with light wear throughout, wear on the stain and some show interior marks and dings. Overall, they still look good as the wear is minor and not easily noticable when up on the rod. The color may appear darker in photos, in person they are medium oak tone and they vary slightly in shade.