Top takeaways

  1. The Modular Headspace Comparator Inserts are designed for precision cartridge headspace and bullet measurements.
  2. Constructed from 17-4 Stainless Steel for durability and corrosion resistance, suitable for cartridges up to 338 Lapua Magnum.
  3. They require the separately sold Modular Headspace Comparator Body to function.

Attributes

Cartridge: 204 Ruger Delivery weight: 0.036kg

Item details

Made in USA