Adam Hall 17295TP Butterfly Latch medium, Butterfly Latch, Medium-sized design, With back pressure spring, Material: galvanized steel, Diameter of mounting holes: 5.1 mm, Built-in depth: only 9 mm, Weight: approx. 230 g@+@+*Please note: *All large and medium butterfly latches now stand at approx. 30º and can be equipped with a counter-pressure spring to be automatically expressed at this point. The closure can be further pulled out as required