HOLLOW OUT DESIGN: The 8/9 speed high-grade steel chain is compatible with bike speed and adopts a hollow out design. It is super lightweight and easy to remove internal sludge during runs, making it less likely to get stuck
STRONG ABILITY TO WITHSTAND WEAR AND TEAR: The speed multi functional bike chain is stretch resistant and can withstand more wear, solving the problem of chain stretching, which means you can get more bike chain mileage
WIDE COMPATIBILITY: The size of the cycling speed chain set is 25x15x10cm/9.8x5.9x3.9in, compatible with most mountain bikes and road bikes. The 8/9 chain is suitable for 21/24/27 speeds, and assembling and replacing mountain bike chains is easy, saving you time
EXTEND CHAIN LIFE: The speed bike chain comes with a rustproof coating that can extend the chain life, reduce the impact on chain run, minimize rusts that affects chain run, ensure high strength, and provide you with more mileage
STEEL MATERIAL: The speed chargeable chain is made of advanced steel material, with a sturdy and reliable structure. After repeated forging, the material is strictly controlled to ensure strength, rust and wear resistance, and high cost-effectiveness. It can be used for a long time