Yale P M444 WE Door Security Bolt, White Finish, Standard Security, Visi Packed, suitable for hinged and wooden doors

ManoMano

The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame. Operated by using the key supplied giveing added securiy and extra protection to your home.The Yale YALPM444WE Door Security Bolt is finished in white, has a 2 year guarantee and is supplied with 1 x key

Amazon

Key operated concealed door bolts Suitable for wooden doors Lock can only be operated from inside Additional security, ideal for back doors Key supplied Recommended that two bolts are used per door, Weight: 0.2 pounds, Manufacturer: Yale

Zoro Tools

The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame. Operated by using the key supplied giveing added securiy and extra protection to your home.