Laroal 4pcs Bicycle Bottom Bracket Screws Crank Arm Bolts M15 Threaded Chainring Crank Installation Screws Compatible with Electric and Standard Bicyc

Details

• Compatible with Various Bicycles: These bottom bracket screws are designed for use with a wide range of bicycles, including electric bikes. They are compatible with crank arms and chainrings, ensuring a secure connection for smooth pedaling.
• Durable Steel Construction: Made from sturdy steel, these screws are engineered for long-lasting performance. They offer high strength and resistance to wear and tear, ensuring they stay firmly in place even after extended use.
• Easy Installation and Removal: The screws are designed for easy installation and removal using an 8mm hex wrench. Their precise dimensions allow for quick and efficient maintenance without the need for specialized tools.
• Prevents Loosening: Featuring a special locking design, these screws help prevent loosening over time. This is particularly important for high-performance bicycles and electric bikes, where secure crank arm attachment is critical for safe and efficient riding.
• Ideal Size and Design: With a screw size of 21.7mm x 21.5mm, a stud length of 13.4mm, and a bottom outer diameter of 15mm, these screws fit standard and electric bicycle crank arms, providing a reliable solution for fixing your chainrings or crank arms securely.