Description: Double X bridge type chain piece design makes it smoother. Electroplating process makes it rust resistant, anti corrosion and not easy to fade. Chamfer and asymmetric lead angle design brings good occlusion and smooth shifting. Premium steel material makes it wear resistant and impact resistant. Made of high quality steel material, it is durable. Buckle design makes it easy to detach and clean. Plastic box helps protect the chain from bumping during transportation. The length of the folding size is 24cm, the width is 3cm, and the thickness is 2cm. It is suitable for most road bikes, mountain bikes, etc. It can reduce the interference of the tooth tip to the chain when changing speed, and greatly reduce the noise and friction. Item Name: Bicycle Chain Material: Steel Link: 116Pcs Speed: 9/10/11/12 Speed Features: Smooth, Anti-corrosion, Anti-abrasion Size Details: Folding Size: 24cm x 3cm x 2cm/9.45" x 1.18" x 0.79" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bicycle Chain 2 x Buckles