Ti-PartsTitanium Pedal Washer Thickness 0.7mm Crash / crack prevention for pedal axle protrude, during sprinting, chain may catch with protruded axle thread, and cause the chainstay experience too much force and cause carbon frame crack. Pedal washer will increase Q-Factor by few mm, butit will eliminate potential risk as mentioned. -Prevent potential Creaking & Squeaking between your pedal & crank arm-Protect your pedal scratching your crank arm surface-Evenly distribute the load around pedal-1 gram only, super lightweight Colour:Rainbow Oil SlickMetallic GoldNitride blackTi Silver Price per set (2pcs)---------------------------------------------------------------------------• Rust prevention • Prevent pedal direct rubbing with crank arm • Essential Upgrade for a lightweight Bike, accelerate faster and climb easier, stop quicker ! • 40% lighter thank stock screw • Strong Corrosion Proof from BrakeOil ,sweat & rain • PVD HardenSurface, Difficultto get scratch (Physical Vapour Deposition) • Polished surface, shining under the sun • Hot stamping forging head, not easy rounded by tool