External Chamfering Technology - The 12-speed chain features innovative external chamfering technology, designed to minimize interference with the teeth and ensure smooth, reliable operation. This technology enhances performance by reducing friction. Easy Installation - With 126 links, this chain is designed for hassle-free installation. It can be quickly set up without the need for special tools, making it convenient for cyclists who want to get back on the road without delay. Installation pliers can also be used for added ease. Durable Carbon Steel Material - Crafted from high-quality carbon steel, this 12-speed chain is built to endure rigorous use. Its wear-resistant and robust construction ensures longevity, providing a reliable solution for avid cyclists. High-Strength Shaft - The chain is equipped with a high-strength shaft capable of withstanding intense pedaling forces. With exceptional craftsmanship, it delivers stable performance, making it an essential accessory for serious cycling enthusiasts. Specifications - Length: Approximately 160 cm (63.0 inches) - Weight: About 313 g (11.0 oz) - Total Links: 126, allowing for flexibility in upgrades and compatibility with various systems. Practical Applications - Ideal for road bike enthusiasts seeking improved drivetrain efficiency. - Perfect for mountain bikers who require durability in rugged terrains. - Suitable for recreational cyclists looking for a reliable chain that offers ease of installation and maintenance. This 12-speed chain combines advanced technology, durable materials, and thoughtful design to meet the demands of any cycling experience.