1PCS Silver Chain Sliding Security Lock - Door Stopper - Door Lock - Interior Sliding Door - Exterior Gate Lock - Door Latch

HIGH QUALITY; Made of durable, high-quality metal

QUICK INSTALLATION; Easy to install with four included fixing screws

ASSISTANT SECURITY; Added peace of mind for elderly and vulnerable people answering the door

CHAIN SIZE; Chain length: 18 cm

FULL SIZE; Overall dimensions: Weight 0.120 kg; Latch plate approx. 12 cm x 2 cm (length x width); Small plate approx. 6 cm x 2 cm (length x width); Fixing screws: length 3 cm