Top takeaways

  1. The Forster Headspace Gauge is essential for measuring the chamber length of rifles to ensure safety and accuracy, especially when chambering a new barrel or purchasing a used gun.
  2. This gauge is specifically designed for the 300 AAC Blackout cartridge and is made to SAAMI specs, with a NO-GO dimension .0005 inch under 7.62 NATO specification.
  3. The gauges are machined steel and can be interchangeable between calibers that share the same Stock #, with various caliber compatibility listed for .30-30, .30-06, and Magnum cartridges.

Attributes

Cartridge: 300 AAC Blackout Delivery weight: 0.127kg Shipping height: 38mm Shipping width: 38mm Shipping length: 229mm UPC : 757253992100

Item details

Made in USA