Locks for 50mm Square metal gate frames | Price: $50 - $250

dormakaba SB2212 series short backset mortice lock.

Suitable for narrow stile commercial shop front doors or 50mm SHS steel gate frames

Supplied with turn snib adaptor.

23 mm backset mortice lock

dormakaba SB2212TC6H series short backset PVD Black mortice lock.

Suitable for narrow stile commercial shop front doors or 50mm SHS steel gate frames

Supplied with turn snib adaptor.

23 mm backset mortice lock

The Gatemaster Mortice Hook Lock is a unique stainless steel lock that incorporates a latch and deadlock in one single-action bolt. Designed for use on a 40x40mm metal box section or 50x50mm metal box section, once the gate section is cut to receive the locks cutout it can simply be slid in and fixed without any drilling and tapping of the gate needed.  

Superlock Bolt-On Latch Deadlock for 40mm-60mm metal gate frames BLD4060P

A bolt-on solution for gates where access and security are required. Handles operate the latch which can be deadlocked via key.

Can be easily bolted on to square box tube frames from 40mm-60mm in size.

Gatemaster GD50 Weld on Deadlock

Double throw deadlock ready to be welded onto a 50mm wide metal gate frame.

Gatemaster gapless keep – slim and unobtrusive

Requires minimal gap between the gate and the post

Elegant look with adjustable stainless steel strike plate, that allows you to move the expanding gate stop with rubber bumpers.

Supplied with custom expanding fixings for hollow metal box section posts.

This Gatemaster keep works with all of the Superlock range.  Simply mount the gate slam plate onto the gate frame when fixing the lock and use the expanding fasteners to fix the keep onto the gate post.

Secure – Prevents access to the latchbolt.

Keep box section protrudes out 35mm from gatepost, so is ideal if a large gap between gate and post.

Short backset mortice locks are designed specifically for  commercial metal and metal framed glass doors.

Ideally suited as a new or replacement lock.

22mm bolt throw.

Short backset mortice locks are designed specifically for  commercial metal and metal framed glass doors. Ideally suited as a new or replacement lock. 36mm bolt throw.

Bolt-on gate locks are a convenient method for securing a gate.  

Gatemaster Sentrii Pro bolt-on locks are easily installed to new fabrications or existing gates. 

• Deadlock - use the key to secure the gate, deadbolt moves 30mm
• Tested to 1000 hours salt spray testing
• Model SBD1602 easily bolts on to gate frames from 40mm to 60mm thick, no welding required

Now there’s a general-purpose gravity latch that’s stylishly designed and key lockable.

Now there’s a general-purpose gravity latch that’s stylishly designed and key lockable. Lokk-latch with external access.

The Lockey 930-L-A is an Adams-Rite style replacement latch for narrow-stile doors or gates, for use with Lockey 2930 or 2985 digital locks.

Lokk Latch Deluxe is the most sophisticated privacy and security gate latch ever devised.

This substantial weldable mounting dropbolt is designed to secure double gates. Thanks to the ingenious design, the lifting plate will sit between the two gate leaves making sure the dropbolt cannot be lifted unless the gate is unlocked.

This substantial bolt on mounting dropbolt with side fixing is designed to secure double gates. Thanks to the ingenious design, the lifting plate will sit between the two gate leaves making sure the dropbolt cannot be lifted unless the gate is unlocked.

This Gatemaster ADBS dropbolt is a bolt on version to suit metal or timber gates.