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These Union (ex Chubb) 3G110 mortice deadlocks are force resistant and designed for use on timber doors up to 50mm thick. Non-handed, these detainer locks are made of hardened steel and pierced to accept bolt through fixing furniture. Non British standard however if you require a British standard lock to this spec please see part…

This Union (ex Chubb) 3K70 sashlock is a 5 detainer mortice lock designed for timber doors with a thickness of up to 50mm. These handed detainer locks have a 14mm bolt throw and are force resistant, anti-pick and anti-saw. The brass deadbolt contains hardened steel rollers to help prevent against hacksawing.

This Union (ex Chubb) 3R35 mortice deadlocking nightatch is a 5 detainer lock with slam action and an automatic deadlocking latchbolt making it ideal for entrances and escape doors. These detainer style locks provide a higher number of key combinations than lever locks and the Union 3R35 has a hold back snib that can be used…