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……..

Contact us: Wechat/whatsapp/mobile: +86-13083988828

This We can supply a full-range of power transmission products like chain & sprockets, sprockets and plate wheels, pulleys, gearboxes, motors, couplings, gears and racks pto shaft, agricultural gearboxes. Standard roller chain & sprocket is available with pitches from 1/2 to 3 inches. Chain & Sprocket numbers are determined by multiplying the pitch by 80 (a 1/2 inch pitch chain & sprocket would be a No. 40 chain & sprocket). A hyphenated suffix indicates multiple strands.E12B21 sprocket with a stock bore is a metric roller chain & sprocket sprocket manufactured under ISO and British Standard 228. Our E12B21 sprockets are made with reliability and performance in mind, so we use high-quality carbon steel (CS) and have the sprocket precision cut to ensure maximum performance and wear life. Besides the stock bore we also can supply these sprockets with a specific plain or finished (has key-way and set screws) bore size. We also offer upgrades on our triple E12B21 sprockets such as black-oxide coatings and heat-treated hardened teeth, though we often have these specific sprockets with those features already added right off the shelf. Besides the 21 tooth sprocket, we also stock a high-quality 12B-3 roller chain & sprocket

China Triple E12B21 Sprocket With Stock Bore Best factory supplier  manufacturer With High Quality Cheap sales price cost near me shop  Custom size allowed

China Triple E12B21 Sprocket With Stock Bore Best factory supplier  manufacturer With High Quality Cheap sales price cost near me shop  Custom size allowed

China Triple E12B21 Sprocket With Stock Bore Best factory supplier  manufacturer With High Quality Cheap sales price cost near me shop  Custom size allowed