Sectional Door Torsion Springs Are Low Stress Oil Tempered
2025-04-13
introduction 4130
Express Accessories Online Service
Galvanized Steel
With Remote Control
Security
ISO9001, CE
Galvanized
40mm
0.4mm
2.0mm
AC 220V-240V 50/60Hz
Fluorine-Free Polyurethane
Low Stress Oil Tempered
Plywood Package