Confezione 4 Serrature di Sicurezza per Finestre Scorrevoli con Chiave Regolabile per Casa Ufficio Alluminio

Simply screw them with hex keys (included) for fully secure windows/doors or to allow for ventilation, no extra tools needed. 【Quality Aluminum Alloy】 Sliding door and sliding window stoppers: The strong aluminium will remain secure which is sturdy and strong, and the cute yellow key handle is showy and easy to be found.

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