- Wide Compatibility: Our bike conversion kit is designed to fit a variety of vehicles, including most mountain bikes, road bikes, scooters, ATVs, motorcycles, and four-wheeled off-road vehicles, ensuring you can upgrade your ride effortlessly. - Precise Manufacturing: Crafted with precision machining, this kit guarantees optimal retention, extends the lifespan of components, and minimizes friction and noise, resulting in a smoother and quieter ride. - Key Specifications: The 25H wheel drive pinion features an 80T design with an inner diameter of 34mm (1.34 inches). It comes with a chain consisting of 146 links and a mini 25H sprocket that has 10T with H holes, perfectly compatible with the 1020 engine. - Durable Construction: Made from high-strength steel, the sprockets and chain are built to withstand wear and tear, ensuring they do not break during extended use, thereby providing reliable performance over time. - Practical Applications: Ideal for enhancing the performance of your mountain bike during steep climbs, upgrading your road bike for a smoother commute, or modifying your ATV for off-road adventures, this conversion kit offers versatility for all your biking needs. - Enhanced Performance: The seamless integration of the sprocket and chain guarantees enhanced efficiency, making your rides faster and more enjoyable, whether you are on rugged terrain or smooth roads. This bike conversion kit combines durability, compatibility, and performance, making it a necessary upgrade for any cycling enthusiast.