Bowers has developed XTA Micro to cover the measuring range 2-20mm. The XTA Micro incorporates a more compact mechanical controller and Vernier scale for improved resolution.
| XTA20M | 20-25 | 0.004 | 66 | 20.00 | POA |
| XTA100M | 100-125 | 0.006 | 115 | 125.00 | POA |
| XTA125M | 125-150 | 0.006 | 115 | 125.00 | POA |
| XTA150M | 150-175 | 0.007 | 115 | 175.00 | POA |
| XTA175M | 175-200 | 0.007 | 115 | 175.00 | POA |
| XTA200M | 200-225 | 0.008 | 118 | 225.00 | POA |
| XTA225M | 225-250 | 0.008 | 118 | 225.00 | POA |
| XTA250M | 250-275 | 0.009 | 118 | 275.00 | POA |
| XTA25M | 25-35 | 0.004 | 66 | 35.00 | POA |
| XTA275M | 275-300 | 0.009 | 118 | 275.00 | POA |
| XTA35M | 35-50 | 0.004 | 80 | 35.00 | POA |
| XTA50M | 50-65 | 0.005 | 80 | 65.00 | POA |
| XTA65M | 65-80 | 0.005 | 80 | 65.00 | POA |
| XTA80M | 80-100 | 0.005 | 100 | 80.00 | POA |