Matt nickel slip ring, also called adjustment ring. The colour is very similar in colour to matt chrome). The inner diameter of the ring is M13 (or 1.3 cm / 0.51 inch).
Interne diameter: 1.3 cm
|Material:||nickel - matt|
|Inner Diameter (cm):||1.3 , M13 (0.51 inch)|
|Outer Diameter (cm):||1.6 , M16 (0.63 inch)|
|Heigth (cm):||0.9 (0.35 inch)|