TOOLCRAFT B4 D127:A2K 188666 Split lock rings Inside diameter: 4.1 mm M4 DIN 127 Spring steel 100 pc(s)

Cotter pin length (at curvature): 2.1 mm; DIN standard: DIN 127; Inside diameter: 4.1 mm; Material: Spring steel; Material thickness: 0.9 mm; Outside diameter: 7.2 mm; Thread size: M4

Price: 2.29 from Conrad Electronic