Accurately measure seating depth. For use with the Derraco Comparator Set (sold separately).

  • Arm and Bottom Plate – CNC-milled from 6061 aluminum alloy and finished with a hard-anodized coating for durability.
  • Comparator Bushing Adapter – Precision-machined from 420 stainless steel for strength and long service life. 
  • V-Notch Plate and Bushing – Designed for fast, accurate measurements.
  • Washer Plate – Accommodates rimmed brass cases such as .303 British or 7.62 Russian.
  • Up-Right Tool Compatibility – Works with the Derraco Comparator Set (sold separately).
  • Adapters -  The standard Up-Right tool includes an adapter for conventional bullets. For ultra-long projectiles such as .338 ELD, an ELD adapter is required and available separately.
SKU DERUPCDS
Brand Derraco Engineering

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