LOCK-N-LOAD O.A.L. GAUGE

The Lock-N-Load® O.A.L. Gauge is universally acclaimed as the most accurate, easy-to-use, and reliable method of regulating seating depth and the resulting "jump" to the rifling.

STRAIGHT MODEL

Item #C1000

All bolt-action and single-shot firearms, or any firearm with straight-line access to the chamber. This model is preferred, as it is the most precise and user-friendly.

CURVED MODEL

Item #C1550

For all autoloader, lever-action, or pump-action rifles. It also fits all bolt-action and single-shot firearms. Inserts into the chamber through the ejection port. Not compatible with Adapter "D" or short-bodied cases.