Door Security Bolt With Key Operated Concealed Door Bolts

P-M444 Door Security Bolt. Key operated Concealed Door Bolts. Mortice fixing with bolt throwing in to the door frame. Recommended that 2 bolts are used per door
Key operated Concealed Door Bolts Mortice fixing with bolt throwing in to the door frame Recommended that 2 bolts are used per door

Yale Door Security Bolt Brass x 2 (P-2PM444-PB-2)

Architectural Ironmongery, Ironmongery Plus, Locking Products, Bolts

Multi-point locking - Siegware - Architectural Innovations

Banham R102 Rack Bolt

How To Unlock a Door: 7 Ways To Get in Without a Key

Securit Security Bolt Thumbturn & Release - Chrome Plated

Flush Door Bolts

Everything You Need To Know About Security Locks

5 inch SS Door Security Latch.

4 inch Antique Finish Heavy Duty Door Security Latch (Pack of 1 Pcs)

Architectural Ironmongery, Ironmongery Plus, Locking Products, Bolts