5Pcs Chain Wheel Fix Disc Bolt Nut Chainring Road Bicycle Parts Folding Bike Refitting Steel Nail Crank Monoblock Screw

Features: 1. High-quality materials: The bicycle crankset lock screw is made of durable 10B21 screw steel, which ensures the hardness and durability of the product and can resist wear and tear caused by various riding environments. 2. Precise matching: Precisely designed, it is very suitable for the installation and stability of bicycle chainrings and chainrings, helping to improve riding comfort and efficiency. 3. Easy to install: Each package contains a complete set of bicycle toothpicks and reel locking screws for easy and quick installation without additional tools. 4. Wide range of applications: Whether it is mountain bikes, road bikes, folding bikes, BMX bikes, or even electric bikes, this chainring screw is an ideal choice. 5. Value for money: Provide you with the best shopping experience. Whether you are a bicycle enthusiast or a bicycle repair professional, this toothpick screw will be your ideal choice. Specification: Material:10B21 screw steel Size:0.39*5.12in/1.0*13.0cm Color: as the picture Purpose: To fix the large and small discs of the crankset B width is usually used for mountain bike two-piece chainring locking Type C is usually used to lock a single chainring. If the cap is removed, it can directly lock the smallest chainring on a mountain bike. Package Includes: 5pcs Notes: Please allow slip errors due to manual measurement. Colors may vary slightly for different monitors. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.