Material: Crank remover tool is made of high-quality carbon steel material, with quenching process, chrome-plated on the surface, high hardness, sturdiness and durability. Size: Universal size of the crank puller allows to fit all ISIS or tapered type. It is compact in size, light in weight, and takes up little space, making it easy to store and carry. Feature: Crank extractor has a dual function removable cap, so the pulley can be suitable for any type. The thread of the crank will not be damaged, convenient and simple to operate. Function: Cycling crank removal toolcan separate the crank from the bicycle frame. You can use the crank pulley tool with an adjustable wrench to easily repair the bicycle by yourself. Wide use: The detachable head allows for the maintenance of all ISIS or cone-shaped bicycle crankcases, such as mountain bikes, exercise bikes, road bikes, children's bikes, etc.