Dimension M  | Retainer Ring Thickness (mm)  | Retainer Ring Thickness (in)  | 
|---|---|---|
0.85 mm -0.95 mm (0.033 in - 0.037 in)  | 3.80-3.90  | 0.149-0.153  | 
0.95 mm -1.05 mm (0.037 in - 0.041 in)  | 3.70-3.80  | 0.145-0.149  | 
1.05 mm -1.15 mm (0.041 in - 0.045 in)  | 3.60-3.70  | 0.141-0.145  | 
1.15 mm -1.25 mm (0.045 in - 0.049 in)  | 3.50-3.60  | 0.137-0.141  |