1. Sprockets are durable gears that are used in combination with roller chains to power all types of machinery. As the sprocket rotates, the teeth grab onto the chain and move other parts that interlock with the chain.2. Made of stainless steel, good corrosion resistance, heat resistance, low-temperature strength and mechanical properties.3. Used in hardware, milling machine, machinery and other occasions.4. How to choose the correct replacement sprocket：1). Determine sprocket styleType A (Flat sprocket, no hubs)Type B (1 Hub)Type C (2 Hubs)2). Number of Teeth needed3). Sprocket bore size5. Note: The measurement allowed tolerance is+/-1-3cm.
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