The OEM Herman Miller Aeron Office Desk Chair Tilt Mechanism Assembly Controls are high-quality replacement parts designed specifically for the Herman Miller Aeron office chair. Made in the United States, these tilt mechanism assembly controls ensure smooth and precise adjustments for optimal comfort and support while sitting at your desk. Perfect for businesses or individuals looking to maintain the functionality and style of their Aeron chair, these controls are a reliable and durable option for office seating needs.