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Important:

This type spring coupling outer diamter is 26mm, length 50mm, inner diameter can select from 6mm 8mm 10mm 12mm 14mm 15mm. if can leave message if production not meet your requirement.

we also have another smaller type spring coupling, outer diameter 16mm, length 35mm, inner diameter from 6mm 8mm 10mm. please click here if you interested in.

Shanghai QiYi Electrical & Mechanical Equipment Co., Ltd is a technology industrial enterprises integrating R & D, production, agency and sales. our company focus on the rotary encoders, displacement sensors and proximity sensor with CALT brand. We have many years of experience in supplying rotary encoders and sensors, which widely used in CNC machine, steel rolling machinery, linear guide systems, hydraulic systems, lifting machinery, turbine and other multiple industries. Located in Shanghai, we enjoy convenient air, water and land transportation. Currently, our company is exported to America, France, Mid-east, Africa and other more than 10 countries and regions. QIYI company has a strong technical team, a wealth of experience in field service, and effectively provide the right solutions and cost-effective products for customers, We are adhering to the concept "credibility first, customer first, win-win cooperation", forge ahead and strive to feedback to our customers with the highest quality products and services! We welcome potential buyers to contact us.

Factory Building

9# 302, No. 4361 Hutai Road, Baoshan District, Shanghai