Enhance your bike maintenance and customization with this high-quality Bicycle Expansion Hanging Core, crafted from premium aluminum alloy for a lightweight yet robust performance. The T6 heat treatment ensures exceptional overall hardness, while the precise CNC knurling process enhances strength and durability, making this expansion core a reliable component for various front fork types. Key Features: · Premium Aluminum Alloy Construction: Lightweight design combined with T6 heat treatment delivers enhanced hardness and long-lasting durability, ensuring reliable use under demanding conditions. · Precision CNC Knurling Process: Provides superior strength and a secure grip, enhancing the stability and performance of the expansion core during installation and use. · Durable and Strong Components: The pawl and upper/lower stops are made from aluminum alloy for reduced weight without sacrificing strength, while the stainless steel pull rod offers additional reinforcement. · Wide Compatibility: Designed to fit front forks with an upper outer diameter of approximately 28.6mm, suitable for both carbon fiber road bike forks and mountain bike suspension forks, with an expansion range of 21.5mm to 25.4mm. · Gap-Free Secure Fit: The expansion suspension core installs tightly within the front fork, providing a snug, gap-free fit for enhanced stability and safety. It supports repeated disassembly and reuse, making it a cost-effective choice. · Easy Installation and Removal: Engineered for user convenience, the high-quality expansion core features excellent processing precision and high cost-performance, allowing quick and simple installation or disassembly. Specifications: · Material: Aluminum Alloy · Product Size: Length approx. 38mm (without threaded end), Upper width approx. 28.4mm, Lower width approx. 19.3mm · Suitable for Front Forks: Outer diameter of upper end approx. 28.6mm (compatible with carbon fiber front forks for road bikes and suspension forks for mountain bikes) · Expansion Range: 21.5mm - 25.4mm Package Includes: · 1 x Bicycle Expansion Hanging Core This Bicycle Expansion Hanging Core is an essential accessory for cyclists seeking a durable, lightweight, and easy-to-install solution compatible with a variety of front fork types. Its robust construction and precise design ensure reliable performance and long-term use, making it an excellent choice for both professional and recreational riders.