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Lock-N-Load Modified Cases
Modified Cases are readily available to fit most popular rifle chambers.
All are manufactured to SAAMI specs. ![](https://cdn11.bigcommerce.com/s-l1kacyfr07/product_images/uploaded_images/moved-8acd010c66bb44fd6a06d71880a0dcd8.png)
Lock-N-Load O.A.L. GaugesRegulating 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 average accuracy and real tack-driver performance.
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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 #C1000For 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.
Curved Model
Item #C1550For all autoloader, lever-action, or pump-action rifles. Also fits all bolt-action and single-shot firearms. Inserts into chamber through ejection port. Not compatible with Adapter "D" or short-bodied cases.
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