1'' Bore Spring break protection device,use 2 5/8'' spring fitting.
Surface: Zinc Plated.
When the cable break, it protects and adjusts door operation, in order to stop the door drop
Spring Safety Device
1" Bore
Spring break protection device, use 2" spring fitting
Surface: Zinc plated
Copyright © 2021 CHI Hardware Corporation Limited. Manage By Air Web International. Wechat-Airwebsolution | All Rights Reserved Design
Hello, please leave your name and email here before chat online so that we won't miss your message and contact you smoothly.
PRODUCT MESSAGE