Enhance your bike’s performance with this high-quality 10T Rear Dial Guide Wheel, expertly crafted from durable CNC aluminum alloy for lightweight strength, rust resistance, and corrosion protection. Designed with precision and advanced materials, this guide wheel ensures smooth and efficient shifting, making it an essential upgrade for cyclists seeking reliability and improved riding experience. Key Features: · Premium CNC Aluminum Alloy Construction: Provides exceptional durability while maintaining a lightweight design. The anodized finish offers superior rust and corrosion resistance for long-lasting use. · Dual Wheel Compatibility: Features a circlip fixed structure compatible with both guide chain wheels and tension wheels, allowing versatile installation options. · Wide Compatibility Range: Designed with 10 teeth to fit 8, 9, 10, and 11-speed rear derailleurs. The installation shaft diameter supports 4mm, 5mm, and 6mm sizes, ensuring broad adaptability to various bike models. · Smooth and Efficient Rotation: Equipped with zirconia ceramic balls that are self-lubricating and maintenance-free, this guide wheel reduces friction and increases transmission efficiency, resulting in a smoother, more labor-saving ride. · Innovative Circlip Design: The new circlip fixed structure effectively prevents chain jams, guaranteeing stable operation and seamless speed changes for the rear derailleur. Specifications: · Item Type: 10T Rear Dial Guide Wheel · Material: CNC Aluminum Alloy + Zirconia Ceramic Ball · Color: As Pictures Shown · Weight: Approx. 9g / 0.3oz Package Includes: · 1 x 10T Rear Dial Guide Wheel Upgrade your bike’s rear derailleur system with this precision-engineered guide wheel, combining robust materials and advanced design for reliable performance and smooth shifting on every ride.