Spring Anti-Break System

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YHDC-170

When the cable is brake, it protect and adjust the door operation, in order to stop the door drop
1”bore

YHDC-171

When the cable is brake, it protect and adjust the door operation, in order to stop the door drop
1”bore

YHDC-172

When the cable is brake, it protect and adjust the door operation, in order to stop the door drop
1780g/pc

YHDC-173

Bright zinc plated galvanized steel
for 1-3/4” to 2-5/8” spring
2.5mm steel