Packaging: 6 pieces Material: Metal Dimensions: 42mm (1.65in) x 9.5mm (0.37in) Designed to securely fasten the crank to the bottom bracket, this pin provides stability during cycling, enhancing your riding experience. Complete with matching nuts and washers for swift and straightforward installation£¬perfect for bicycle repairs and maintenance. Ideal for road bikes, mountain bikes, folding bikes, fixed-gear bicycles, and more, making it a versatile addition to any cyclist's toolkit. Suitable for road bikes, mountain bikes, folding bikes, fixed-gear bicycles, and more.