''Body Height: 40mm; Body Thickness: 12.5mm; Body Width: 62mm; Brand: Asec; Finish: Satin Stainless Steel; Indicator Size: 62mm x 42mm x 7mm; Manufacturer Reference: CH421; Pack Quantity: 1; Packaging: Bagged; Weight: 300g. Turn and releases, All you need is to turn the bolt and it'll engage into the strike. No need for additional locks. !!<''