ANSI/ASB Best Practice Recommendation 060

Guidelines for Barrel and Overall Length Measurements of Firearms

1
Best Practice Recommendation
Consensus Body: Firearms and Toolmarks
Published

This document provides guidelines for measuring and reporting barrel length and overall length (BL-OL) of firearms, including guidelines for measurement traceability and estimating uncertainty of BL-OL measurements. This document does not apply to descriptive measurements of firearms.