Massive and secure
Robust window additional lock with a turn knob and key. Your windows need to be secure. That's a given. With this solid additional lock, you make it difficult for burglars. The additional security is suitable for windows made of aluminum, wood, and plastic. The clawing double bolt made of steel withstands a pressure of over a ton. The lock is conveniently closed using the turn knob. A key is required to open it, and two keys are included.