【Wide Using】 The roller chain is suitable for a wide range of snowblower, sprocket, go-kart, minibike, bicycle, motorcycle, scooter, torque converter, dirt bike, ATV, MTV and other industry machinery, providing reliable and efficient power transmission.. 【Durable and Precise Design】 Made with high-quality carbon steel materials, our bike chain is built to withstand heavy loads and maintain precise synchronization for enhanced productivity. The 5 free master links are provided to allow you easily connect and disconnect the chain.. 【Pre-Lubricated for Optimal Performance】 The 40 drive chain comes pre-lubricated from high temperature factory for long life at high speeds, ensuring smooth operation and reducing wear and tear. And the relubrication of bicycle chain is necessary to preserve optimal performance and working life after a period of operation.. 【Product Size】 Pitch size: 0.500 inch, Plate thickness: 0.059 inch, Roller diameter: 0.312 inch. Package includes: 72 links/3 feet length 40 roller chain with 5 connecting links.. 【Customer Satisfaction Guaranteed】Our dedicated customer service team is available 24/7 to ensure your satisfaction. Don't hesitate to reach out if you have any questions or concerns.