Forster Belted & Rimmed Headspace Gage 8mm x 57 Mauser GO - HG8X57G

This headspace gauge measures the distance between the breech face and cartridge base to detect excessive headspace conditions that can cause accuracy problems and safety hazards. Forster manufactures these gages to exacting standards to ensure reliable rifle testing. Compatible with 8mm x 57 Mauser belted and rimmed cartridges.