Key specifications / special features:
1) Material:
a) Imported high intensity PC material
b) Imported stainless steel for the metal rotative tube
2) Special features:
a) Strong vandalism-proof, anti-destructive capability
b) Handle tensile strength > 180kgs
c) Can't be removed without special tools
d) Good flexibility, excellent elasticity and tensile performance
for the stainless steel rotative tube
e) High intensity steel cord with PE protective layer
f) Imported famous brand products used for the sender and receiver