Zinc Alloy Security Window Door Guard Restrictor Lock Latch Safety Chain Catch<br>Description:Material:zinc alloyColor:chromeSize:122X63mm(L*W)Net Weight:140g<br>Feature:Door stafety chain latchSolid zinc alloy frame， anti-rust， anti-oxiadation， ensure lifetime，no need to replace or repaire it after installedCan open a 3-5cm wide gap allow you to view the outside with high securityFit for doors and windows<br>Package included:1X Door Safety Chain Latch7X Screw