Easy to install and use, prevents the chain from falling behind the flywheel and reduces deposits on the flywheel. Perfect design holds the wheel firmly in place and the wheel will not come off easily
Material: made of high quality plastic, good toughness, not easy to crack or damage, durable
Usage: This product is used to install inside the rear wheel flywheel to protect the steel wire, applicable to disc brake box hub, and applicable to mountain bike shifting flywheel chain guard.
Bicycle Flywheel Guard
Use: This product is used to install in the rear wheel flywheel to protect the steel wire.
Material: Plastic
Specification: 138x37mm/5.43x1.46in
Rotary disk: outer diameter 138mm/5.43in inner diameter 37mm/1.46in (disk can be universal, as for the choice of large or small disk to see the maximum teeth of the flywheel is how much, 28T can choose a small disk, 34T can choose a large disk)