What type Suffolk latch do I need?
Long thumb piece?! Standard thumb piece?!
It’s based on the thickness of your gate or door, thumb piece does not relate to the rounded plate above the latch handle but the bar that goes through the gates/doors that ends in a downward curl.
Long thumb piece suffolk latches have a bar length of 108mm meaning the long thumb versions of the latches are suitable for gates upto 75mm thick.
Stainless Steel Suffolk latch with standard thumb piece suitable (thumbpiece being 104mm) for gates upto 70mm thick.
Standard thumb piece Suffolk latches have a bar length of 82mm meaning the standard thumb versions of the latches are suitable for gates upto 50mm thick.