Upgrading your bike's with these threaded bolts. Designed for easy installation and compatibility with various chainring sizes, they are a must have for any bike repair or maintenance work. Keep your chainrings firmly in place with these threaded bolts. Say goodbye to loose or falling chainrings during your rides. Crafted from carbon steel, these bolts long lasting reliability. The nickel plated finish provides resistance, extending the product's durability. Suitable for all cycling enthusiasts, these bolts are perfect for maintaining and securing chainrings. Perfect for outdoor activities, these bolts by keeping your chainrings secure on challenging terrains. Enjoy hassle frees rides with these bolts.