The flexible steel cable has been tested to withstand over 4,000 lbs. of direct force.(2) A unique feature of
the flexible cable and tube assembly is that it offers
forgiveness of mis-alignment due to house settling or improper
installation. It can be retrofitted to fit existing windows by
simply bolting directly onto most manufacturer's window bars.
The hex-head bolts are slightly drilled out after installation to prevent easy removal by thieves and burglars.
(4) The outside cover is sealed to protect the cable and tube
interior from burglars and weather.