Packaging: Includes the knob along with the faceplates, connection pin, and screws for attaching the knob to the door.

Origin: Greek-made by Convex.

Material: The metal used is high-quality brass.

Return spring: All parts of the return spring are metal and silent.

Maintenance: Do not use cleaners, caustic or chlorinated liquids to clean the products. A dry cloth or plain water is sufficient to keep the product in excellent condition.

Quality control: All products are checked for quality and functionality before shipping.