The professional-grade crank protector is a rubberized boot crafted to safeguard your crank arms. It's compatible with FC-M7100, FC-M8000, FC-M8050, and FC-M8100 models, offering reliable protection for your bike's crucial components.

Using these crank protectors is easy. Just slip them onto your crank arms. They're designed to fit the FC - M7100, M8000, M8050, and M8100 models. When installing, make sure they're firmly in place. As for maintenance, simply clean them with a mild soap and water solution every now and then. Avoid using harsh chemicals as they might damage the rubber. If you notice any signs of wear and tear, it's a good idea to replace them to keep your crank arms well - protected.