Compatibility: Compatible with Shimano; Compatible with Campagnolo; Compatible with SRAM mountain bikes.
Material: Made of plastic with metal fixing screws and nuts, offering impact resistance and lightweight design for continuous protection under various road conditions.
Size: 31.8mm clamp hole diameter, compatible with standard mountain bike seatpost diameter.
Function: Installed inside the seatpost on the front derailleur, it provides a physical stop when the chain slips inward due to bumps or improper shifting, preventing the chain from getting stuck between the chainring and the frame and causing damage.
Installation: Loosen the metal screws and secure the clamp inside the seatpost on the front derailleur. Adjust the height so that the anti-drop device is positioned below the chain inside the chainring. Tighten the screws to ensure a secure fit.