Upgrade your bicycle with these 6.89 inch (17.5 cm) Silver Bike Rear Axle Bearings. Designed for simple installation, these high-strength and lightweight bearings allow you to quickly replace your bike's wheel hub axle. Crafted for general-purpose use, these Bicycle Rear Axle Bearings are a must-have accessory for your wheels and bike maintenance. Constructed with durable materials, these rear axle bearings ensure a smooth and efficient ride. Whether you're a casual rider or an avid cyclist, these bearings will provide the reliability and performance you need on the road or trail. Enhance your cycling experience with this practical and long-lasting upgrade for your beloved bicycle.