This scaffold hook karabiner is a double safety self locking karabiner made from galvanised steel giving a breaking strength of >23kN and an opening of 50mm.
This is a double safety karabiner made with galvanised steel has a 1/4 turn self locking system. With a breaking strength of >18kN and an opening of 85mm.
Protecta AJ593 self locking 1/4 turn twistlock pear shaped karabiner is made from galvanised steel giving a breaking strength of >25kN and an opening of 50mm. This also comes with a pin.