Easy-to-use, precise overall length (OAL) gauge provides essential load dimensions quickly and reliably. Accurately determines overall cartridge length for proper bullet free run and bullet-seating depth dimensions; firearm throat dimensions; and extent of throat erosion. Simply thread on any Chamber-All Modified Case. Made in USA. Available:
Straight Gauge fits any bolt-action or single-shot rifle or pistol (shown).
Curved Gauge fits any lever-action or semiautomatic rifle.