This is a pair of Brembo solid drilled rear brake discs. The discs are 300mm in outer diameter, 12mm thick, and have a 68mm centering diameter. They feature 5 holes and a coated surface. These discs are designed for the rear axle and are compatible with various VW, AUDI, and other vehicle models. The part numbers include 80A615601, 80A615601B, 8W0615601C, 8W0615601H, 8WD615601, and L8WD615601.