Thank you for viewing! We understand you're busy, but please take a moment to read the profile. ¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨ This is an auxiliary lock that can be attached to sash windows for security. Unused and unopened. 【Size】 ・Installable gap dimensions: 28-45mm 【Condition】 ・Although unused, the packaging has some scratches and wear from storage. ・Please only purchase if you understand this.