Bike Spacer for 7-Speed and 8-Speed Road Bikes

Specification: This product is a 100% brand-new washer set made of ultra-light aluminum alloy. The set contains 15 pieces, which are processed using CNC technology and surface anodization. The inner diameter of the washer is approximately 34.9mm (1.4 inches), the outer diameter is approximately 39.8mm (1.6 inches), and the thickness is approximately 2mm (0.08 inches). The washers are available in optional colors of red and black.

Purpose: The washers are designed for use with the bottom bracket of an 8-speed hub. They can be used to install a 7-speed chuck-type flywheel, or they can be added to the extended bottom bracket. The washers are also suitable for use with BB bottom brackets.

Hub Problem: 1. When loading a car, do you encounter the situation where the flywheel is too loose on the hub? 2. When loading a car, do you encounter an 8-speed flywheel hub installed with an 8-speed flywheel? 3. When you want to install a single-speed car.

Bottom Bracket Problem: 1. When loading a car, do you encounter the situation where the chainring disc hits the frame? 2. When loading a car, do you encounter the situation where the crank of the chainring hits the frame? 3. When loading a car, do you encounter the problem that the minimum gear cannot be lowered?

Package List: 1 x Set of Washer (15 pcs)

Key Features: ✔ Quality Material: The O-rings are made of durable, heat-resistant, oil-resistant, and corrosion-resistant aluminum alloy. ✔ Small Size and Lightweight: The washers are approximately 2mm thick, with an outer diameter of about 39.8mm and an inner diameter of about 34.9mm. They are lightweight, easy to install and remove, and easy to use. ✔ Versatile Application: The washer bottom bracket gaskets can be applied to BB axles. The package contains 15 O-rings, providing an economical replacement option suitable for various applications and daily use. ✔ Adjusting Chassis: The different color options allow you to customize your bike's appearance and ensure it is full of appeal. The washers are suitable for adjusting the chassis, steering wheel, or hub, and they won't accumulate dust or oxidation. ✔ Guarantee: If you are not satisfied with the product, you can contact us at any time, and we will respond instantly to help you resolve the issue.

product information: