We – EPG Group the bigge EPT Chain and agricultural gearbox manufacturing facility in China with 5 various branches. For more details: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828 Regular Moreover, all our creation procedures are in compliance with ISO9002 standards for a specialized provider of a entire assortment of chains, sprockets, gears, gear racks, V-belts, couplings and reducers, pto shaft, agricultural gearboxes….roller chain is accessible with pitches from 1/2 to 3 inches. Chain figures are identified by multiplying the pitch by 80 (a 1/2 inch pitch chain would be a No. 40 chain). A hyphenated suffix suggests numerous strands. The use of authentic tools manufacturer’s (OEM) part numbers or emblems , e.g. CASE® and John Deere® are for reference needs only and for indicating product use and compatibility. Our organization and the outlined substitution elements contained herein are not sponsored, approved, or produced by the OEM.