The object in the image is a GTV 110-degree clip-on cabinet hinge, also known as a soft-close hinge. It is designed to prevent cabinet doors from slamming shut. The 110-degree opening angle allows for a wide range of accessibility. The hinge is typically used for kitchen, bedroom, and bathroom cabinets. It is made of zinc and steel with a plated finish. The hinge cup is 35mm in diameter and it is adjustable. 4 pieces in a pack.
eBay