Heavy-duty crane pulley block, also known as a snatch block or pulley block, commonly used for lifting heavy loads.
It is a simple machine that changes the direction or magnitude of a force.
It consists of a grooved wheel (sheave) and a frame or block.
It is used with a rope or cable to lift or move heavy objects.
Multiple pulleys can be used together to increase the mechanical advantage, reducing the force needed to lift a load.
Commonly used in construction, manufacturing, and for vehicle recovery.
The model in the image is rated for loads between 0.5 ton