Upgraded to 45# steel with a blackened treatment, making it more wear-resistant, corrosion-resistant, and stronger. It replaces the part without damage and is easy to install. Features a hollowed-out design that integrates with the body, reducing weight while maintaining strength. Includes stronger screws to prevent breakage during riding. Machined by CNC technology to ensure for a proper fit. Item Specifications: - Material: 45# steel - Processing: CNC Machined - Type: Secondary Pulley - Color: Black Package Included: 1 x Secondary Pulley 6 x Screws Fitment: For light X For light S For light L1E For X160 For X260 Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.