This product is a set of stainless steel bike brake shift cables, suitable for various types of bicycles such as kids' bikes, road bicycles, cruisers, and mountain bikes. Each cable has a length of about 2 meters, making it versatile for different bike models and setups. The high-quality stainless steel material ensures durability and reliability for smooth gear shifting and braking performance. This set includes 5, 10, or 30 inner wires, allowing for easy replacement and maintenance of your bike's braking system.