• Available at no additional charge
• Fixed center dial
• AGD size 2
• Both internal and external on outer dial for ID/OD gages

The letter designating the dial format follows the indicator part number.

For example:

1. 2I50-01B for 2I50-01 indicator with B format dial face
2. 2DM100-01G for 2DM100-01 indicator with G format dial face