Description: 【Durable Construction】: The Bike Freewheel Sprocket Gear Single Speed is crafted from high-quality materials that ensure its durability and long-lasting performance. It is designed to resist rust and corrosion, making it perfect for weather conditions. 【Efficient】: This single speed 12T/14T gear is engineered to provide smooth and efficient. It ensures a transition while pedaling, offering a remarkable biking experience whether you're on the track, trail, or city streets. 【Easy Installation】: Our Bike Freewheel Sprocket Gear is easy to install, making it easy even for the novices to install. It's compatible with most standard bike models, ensuring a perfect fit for your bicycle. 【Compact and Lightweight】: Despite its robustness, this sprocket gear is compact and lightweight. It does not add significant weight to your bike, maintaining your bike's optimal performance and maneuverability. 【Enhanced Riding Experience】: With its top notch design and construction, this Single Speed Bike Freewheel enhances your biking experience by providing consistent speed and control. It's an ideal choice for both professional cyclists and biking enthusiasts who prioritize quality and performance. Size Chart: 34*24.5mm/1.34*0.96inch   Package Includes: 1pcs Bike Flywheel(2 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.