Feature: 1. Durable: Bike chain is antirust and anticorrosion, durable and wearproof, impact resistant, which can withstand the instantaneous explosive force from the high strength of the bicycle. 2. Wide Compatibility: Suitable for mountain bikes, road bikes, folding bikes, and more, making it a versatile choice for various types of bicycles. 3. Smooth and Efficient Riding: The 12 speed design of this chain allows for smooth and efficient gear shifting, enhancing your overall riding experience. 4. Easy to Use: Chain joints for the buckle, easy to remove or install the bike link. Just line everything up properly and push the pin out and remove link, then put the chain back together, line it all up and turn the sprocket to confirm the chain is firmly attached. 5. Stylish Design: Featuring a sleek and stylish smoky gray color, this chain adds a touch of sophistication to your bike while providing reliable performance. Specification: Item Type: 12 Speed Bike Chain Material: Medium Carbon Steel Weight: Approx. 285g / 10.1oz. Package List: 1 x 12 Speed Bike Chain 2 x Buckle