The From the Anvil 6\" French Door Bolt Black has long cranked handles for ease of use and a backplate which is 5mm thick. The bolt has a strong spring for positive action and are for use on inward or outward opening doors (they come complete with a bridge and angled keep). The fixing plate measures at 153mm x 48mm, the receiver bridge is 48mm x 36mm and the overll bolt length is 380mm. It is sold individually complete with fixing screws. Black Door Bolt The door bolt has a black finish - this is baked in a high-temperature oven to give it good durability and can be used internally or externa...