Product Description
Lee Precision Case Length Gauge & Shell Holder For 300 Win. Magnum 90142Lee 300 WIN MAG Case Length Gauge is a precise, easy way to trim to length and square the case mouth. Use with the Case Conditioning Kit, Cutter and Lock Stud or 3 Jaw Trimming Kit.
Trim to length 2.600 to 2.620 inches.
