This listing is for the pair, as seen in the photos. It was taken out of the bag to show the condition as seen in the photos, new. The product is an OEM Herman Miller Classic Aeron Chair Arm Indexing Kit Pivot, designed for an office or desk chair. It includes new parts for the arm of the chair, specifically the indexing kit pivot. The brand specified is Herman Miller, known for high-quality office furniture. This kit is likely intended for repairing or upgrading a Herman Miller Classic Aeron chair to ensure proper functionality and comfort for the user.