We EPG group one of the Biggest Chain and sprocket manufacturer in China. We provide you most type of industry chains, agricultural chains, conveyor chains and related sprockets etc……..

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This In 2008, it was awarded with “National Export Commodity Inspection-free Enterprise”. ISO 9001:2000 certified. Stocking distributor of power transmission products including roller & multiple strand roller chain & sprockets. Products also include brakes, drive comp1nts, gears, torque limiters, U-joints, pulleys, sheaves, encoders, belt drives, clutches & motors are also available.25B48 sprocket is a durable, high quality, and precision sprocket that is manufactured to ANSI Specifications. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #25 roller chain & sprocket and sprocket which prevents premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up. 25B48 sprockets with a stock bore comes with the standard 1/2″ ID hole with no keyway or setscrews and can be easily machine bored to custom sizes. We also offer sprockets with finished bore configurations right off the shelf from stock, and if you are needing a custom bore sprocket we the capabilities on providing those to within a fast lead-time and at really great prices.