Northern DIY 6 Door Handle Springs, 1.4Mm Wire, 3 Handed Pairs 2 + 1/2 Turn Coil
Door Handle Springs (2 + 1/2 turn coil). 4mm side arms protrude at right angles to the coil. There are 2 extra photographs showing the 1.4mm and 1.65mm springs next to a stack of one penny pieces. It may suit other Rothley Brass models too.