The Forster Products Neck Tenson Gage NTG-277 is an inspection tool designed for reloaders to quickly and accurately screen and sort brass prior to bullet seating. It provides the information needed to set consistent neck tensions during the seating operation. The tool is intended for use after case neck sizing and before bullet seating to help determine optimal inside neck diameter.
Key Specifications
- The model number is NTG-277.
- The manufacturer is Forster Products.
- The tool features four stepped diameters etched on the metal tool.
- It is available in five calibers.
- Use by inserting the stepped end and sliding until one diameter achieves a slip fit in the case neck.
- Intended for inspection after case neck sizing and before bullet seating to establish consistent neck tension.
- Helps identify the presence or absence of a neck-shoulder junction “donut” by inspecting inside neck diameters, noted as donut inspected.
- Listed weight is 0.105 (as provided in source attributes).
The NTG-277 brings straightforward, repeatable inspection capability to the reloading bench. By clarifying inside neck diameters and helping detect neck-shoulder irregularities, it reduces guesswork during case preparation and supports consistent seating results. Compact and simple to use, this tool fits into a practical, process-oriented workflow for reloaders focused on reliable, repeatable outcomes.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




