Hardened Steel Shackle (Cannot be cut using a hacksaw). The hardend steel ball to pin the shackle can not be prized by force. Inside Height of Shackle - 26mm. inside width of Shackle - 20mm. Inside Height of Shackle - 28mm.
eBay
2 Pcs Tube Well Lock Key Fire Door Keys Replacement Cylinder Key For Door Security Bolt Key Commercial Door Keys Hardware
Aliexpress UK
It has been made from steel for strength and durability with a galvanised finish to protect against rust and corrosion. It has a plastic handle for comfort, the handle also rotates during use for easy operation.
eBay
brass lock cylinder safety padlock Plastic Shackle Nylon non conductive industrial padlock unique key or same key
Aliexpress UK
High Security Steel Padlock Stainless Shackle Lock Anti-Cut Heavy Duty for door Warehouse Factory with 3 keys
eBay
lock cylinder door with master key Indoor entrance door lock 60mm 70mm 80mm Eccentric lock cylinder same key Customize
Aliexpress UK
The lock must be mounted with the cam holes in the bar facing downwards to avoid water ingress. The lock body should be no less 5mm from the edges of the gate and obviously the throw of the lock needs to reach across to secure the gate.
eBay
Stainless Steel Slide Bolts Lock Gates Fences Garage Shed Toilet Drawer Door Gate Latch Home Hardware Gate Safety Door Bolts
Aliexpress UK
Max Door Thickness: 50mm or 70mm. Supplied With 5 Keys, 28mm Flat Bit & Fixings.
eBay
Automatic Gate Latch for Wooden Fence,Self Locking Gate Lock, Gravity Lever for Wood Fence Gate,Door Latches,Black
Aliexpress UK
Lock case size – 75 x 100mm / 4 x 3”. Lock follower backset – 40mm. Bolt throw – 15mm. Screw qty included – 4. Finish – epoxy black powder coated. Ideal lock for sheds, greenhouses, gate and cupboard doors.Key operates the lock from both sides of the door.
eBay
4/6/8Inch Stainless Steel Slide Bolt Lock Safety Door Hardware Gate Bolt Gate for Gates Fences Garage Shed Doors
Aliexpress UK
(Quantity as you choose). Heavy Duty Lock: Made from high-quality 304 stainless steel, hardened steel, and brass, it can withstand physical attacks, corrosion, and weathering. The solid brass lock cylinder provides maximum corrosion protection.
eBay
4/6 inch Stainless Steel Slide Bolt Lock Gate Latch For Gates Fences Garage Shed Doors For Home Hardware Gate Safety Door Bolt
Aliexpress UK
70mm Long Throw Gate Lock - Heavy Duty Mortise with 5 Keys, High Security, Coppe
eBay
2pcs Multitools, Building Keys and Locksmith Lock Keys, Measuring Tools for Lock Cylinder 6 in 1 Construction Key
Aliexpress UK