COMPATIBILITY: F90 8/9 Bike Chain is suitable for 21/24/27 speed. Compatible for most mountain bike and road bike.
ANTI TEAR: The Bike Chain is stretch-proof and is able to withstand a little more wear and tear which means you can get more mileage of the bike chain.
REASONABLE DESIGN: Well equipped with hollow-out design delivers super light weight, also easy to get the internal silt out while during working period, difficult to get stuck.
PREVENT FROM RUST: Bike Chain is adopting high-grade steel material, the anti rust coating can increase the chain life and reduce rust affecting the running of your chain.
GUARANTEE: If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon.