The 2pcs Toopre Bicycle Cable Adjusters are a must-have accessory for any bike enthusiast. These coaxial adjusters are processed using CNC technology and have a sleek anodized surface. They are designed to effectively adjust the front and rear shift gears, helping to solve common issues such as tooth skipping and difficulty shifting gears. Made of high-quality aluminum alloy and stainless steel, these adjusters are durable and resistant to deformation. One of the key advantages of these coaxial adjusters is their lightweight and portable design. They add no extra weight to your bike brake, making them ideal for MTB, mountain bikes, road bikes, track bikes, and fixed gear bikes. With a length of 2.85cm, width of 1cm, and thickness of 1cm, these adjusters are suitable for outer diameters of 4mm and 5mm. The Toopre Bicycle Cable Adjusters are available in three stylish colors: black, red, and titanium. They feature high hardness, corrosion resistance, and fine workmanship. These adjusters are easy to install and provide precise and reliable gear adjustments. Whether you're a professional cyclist or a casual rider, these coaxial adjusters are a valuable addition to your bike accessories. Package includes: 2 x Coaxial Adjusters. Please note that due to lighting and screen differences, the color of the item may vary slightly from the pictures. Additionally, please allow for slight dimension differences due to manual measurement. Key Features: Processed by CNC technology Anodized surface Effective front and rear shift gear adjustment Lightweight and portable design Made of high-quality aluminum alloy and stainless steel Suitable for outer diameters of 4mm and 5mm Available in black, red, and titanium colors Easy to install and provides precise gear adjustments