Precision case length gauge for .300 Winchester Magnum brass. Trims cases to 2.600-2.620 inches and squares case mouths. Hardened steel construction with shell holder for secure case positioning.
Reloaders who demand precision understand that case length directly affects accuracy and safety. The Lee 90142 Case Length Gauge provides the control you need to trim your .300 Winchester Magnum brass to exact specifications.
Consistent case length is fundamental to reloading success. Cases that vary in length can produce inconsistent pressures and velocities, degrading accuracy and potentially creating safety issues. This gauge eliminates guesswork by giving you a fast, repeatable way to trim your brass to specification.
Lee's precision-crafted design ensures this tool will serve you for decades. The hardened steel construction withstands repeated use, and the tight tolerances guarantee accuracy shot after shot.
Whether you're a competitive shooter chasing tight groups or a hunter preparing premium ammunition, this gauge is an essential addition to your reloading bench.