This package includes a set of 50 black anodized heatsinks suitable for TO-220 mounting style. The material used for these stamped heatsinks is aluminum, making them lightweight yet durable. These units are manufactured in Malaysia and come in a TO-220 package/case. The heatsinks can be used for thermal management in various electronic components and semiconductors. The color of the heatsinks is black, which adds to their aesthetic appeal. The brand of these heatsinks is Motorola, and they are sold as a unit quantity of 50.