Key operated zinc alloy surface mounted bolt. Can be keyed alike.
A surface bolt is a type of latch mechanism that is commonly used to  secure doors, windows, and other types of fixtures. It consists of a  metal bar or rod that is mounted on the surface of the door or frame,  which can be slid into a receiver or catch on the opposite surface to  lock it in place.
Specifications
Manufacturer: Tradco
Part code: 1336
Material: Solid Brass
Screws: Included
Warranty: 12 months
Height: 150mm
Width: 32mm
Projection: 35mm
Bolt throw: 24mm