We – EPG Team the largest gearbox & motors , torque limiter couplings and gears manufacturing facility in China with 5 different branches. For a lot more detai820 Sequence The 820 Sequence has been designed utilizing the modular principle to accommodate higher-torque, higher- and low-velocity purposes with the flexibility to accommodate a broad selection of torque settings.ls: Cellular/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778083988828 The use of original tools manufacturer’s (OEM) component figures or trademarks , e.g. CASE® and John Deere® are for reference reasons only and for indicating product use and compatibility. Our company and the listed replacement parts contained herein are not sponsored, accepted, or made by the OEM.