FTMM (C10)

Spring Nut
Material: Zinc plated steel

Ref. M g
FTMM-4-10 M4 5,0
FTMM-5-10 M5 4,2
FTMM-6-10 M6 4,1
FTMM-8-10 M8 3,9

The spring nuts are inserted directly into the desired place on the side slot and become locked with a quarter turn.
An example can be displayed in the top images.