This is Lego part #3960 4x4 Dish Inverted (Radar) with Solid Stud in Red

This part in this color is considered a rare part. Rare parts are any parts that are high in value due to being in very few sets, old sets, rare colors, limited quantities, or just due to being high in demand. They are similar but not as difficult to find as Non-Production parts.

We have many non-production Lego parts available for purchase, click here to view them all.