This Browning Roller Sprocket is a game-changer for power transmission products. Based on my observations this sprocket has been designed with high precision and quality material. It is perfect for industrial and scientific use, and provides an incredibly efficient power transmission. The best part is that it is stocked single, making its installation and replacement a breeze .The only con would BE the price point, but for the quality and durability of the product, it is definitely worth the investment. Overall, I highly recommend this roller chain sprocket for your industrial power transmission needs..