Product Overview
Forster Products manufactures precision headspace gages to maximize safety and accuracy in your rifle. These gages are necessary when finish chambering a barrel, or when checking the chamber of a used gun to be sure the headspace dimensions are within safe limits. Machined from A2 tool steel, these gages are held to tolerances within 0.00015" to ensure accurate testing of your rifle's chamber.
- Headspace standards are set by SAAMI (Sporting Arms and Ammunition Manufacturers Institute) specific
- Headspace is measured from the bolt face to one of four locations, depending on the cartridge used.
- Headspace gages are available in three different lengths, listed below, from shortest to longest:
- Go Gage: Go Gages match the minimum chamber dimensions allowable under SAAMI specifications.
- No-Go Gage: No-Go Gages are sized to the maximum recommended headspace dimensions.