Bleeder valve with dust cap.  Multiple G-Wagon and Unimog Applications.

G-Class: ATE rear wheel cylinders and the clutch slave cylinders on the W460 G-Wagen series.

Unimog: Used on the clutch slave of the UNIMOG 406/416/403/413/421 series.

Used on the Dual Circuit Drum Brake Master Cylinders on the 403/406/416 series.

M6 X 1 thread size with a 16mm thread length and an overall length of 31.5mm.

Original Mercedes-Benz part.