Letterbox Spring Set: 4 different sizes which ensure one of more will be correct
Size: 3/4″ 1″ 1/14″ 1.5″
Ideal replacement for worn out springs causing flapping and poor closing of letterboxes
Tough zinc plated machined coiled for firm closing and maximum heat retention to your room
Designed to fit 4mm or close rod diameters fitted to most standard letterboxes