To use the L-N-L O.A.L. Gauge, you will need to purchase a Modified Case to fit your firearm’s chamber and thread it onto the Gauge.For all bolt action and single-shot firearms, or any firearm with straight-line access to the chamber. This model is preferred, as it is most precise and user friendly.
Achieve precise bullet seating depth.One of the best kept secrets in accurate reloading is precise bullet seating depth. Regulating seating depth and the resulting “jump” to the rifling is widely regarded as fundamental to improved accuracy. A few thousandths of an inch change between the bullet and the rifling can make the difference between just so-so accuracy and real tack-driver performance. The Lock-N-Load® O.A.L. Gauge is universally acclaimed as the most accurate, easy-to-use and reliable method of obtaining that critical relationship.
To use the Lock-N-Load® O.A.L. Gauge, you will need to purchase a Modified Case to fit your firearm’s chamber and thread it onto the Gauge. Hornady® offers interchangeable Modified Cases in all common sizes from .17 Remington up to and including .45/70 Government, as well as the other common sizes, up to 500 Nitro. These specially prepared Modifi ed Cases are threaded at the case-head and have a .002″ oversized neck to accept the same bullets you intend to load. This is critical, as the Lock-N-Load® O.A.L. Gauge dimensions obtained will be accurate to .001.” Results such as this cannot be attained with competitive products, which use a simulated bullet with an arbitrary shape.
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