Mountain Chain Guide Chain Stabilizer Lightweight Chain Drop Keeper Protector Carbon Fiber Chain Catcher chain stabilizer chain catcher chain drop catcher bicycle chain guideFeatures:Strong, light, rust-proof, non-deformation, Easy to install, and no complicated tools required.Main body carbon fiber, and with for screw.The fixing screw can be used for the front locking screw.Use this chain catcher to protect your bottom bracket from chain suck during speed riding.Specifications:Material: Carbon FiberColor: As The Picture ShowsPackage Weight: approx.5gLength: approx.92mm/3.62in(More Size Details, Please See Photo.)Package Includes:1Pc Chain CatcherNote:Please allow 1-3mm error due to manual measurement. Please make sure you do not to mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!