Industrial spring break device,usually used in garage door or industrial door
Industrial spring break device,usually used in garage door or industrial door ,sectional door,overhead door etc..
spring failure safety device
when the cable break,it protects and adjusts door operation,in order to stop the door drop..
So it works for safety,very important for garage door system safety protection..





For more garage door parts or even motor,please check our website accordingly..
FAQ:
1.What is your required payment method?
Answer:T/T,L/C,PAYPAL,WESTERN UNION etc.
2.What is your factory nearest port?
Answer: Our nearest port is Shanghai or Ningbo;
While if customers have container in other port in China like QINGDAO,SHENZHEN,XIAMEN,YIWU etc.,
we can also ship accordingly,but we may need to add more domestic transportation costs etc.
3.Do you support OEM?
Answer:Yes,we support OEM,customer can print on their logo in goods and packing carton;But OEM will requires order quantity;
4.How to become your agency?
Answer:For some models,if we have sole agency in one country,we will not sell to others;If without sole agency,
we support OEM with customer own logo for selling;Also,we support customer selling the product under our own brand DOOREN;