300 AAC Blackout Case Length Gauge & Shell Holder (LEEPRODUCT)

Lee 300 AAC Blackout Case Length Gauge is a precise, easy way to trim to length and square the case mouth. Use with the Deluxe Case Conditioning Kit, Case Conditioning Kit, or Cutter and Lock Stud.

Trim to length 1.348 to 1.368 inches.

Lee Case Length Gauge is a precise, easy way to trim to length and square the case mouth. Use with the Deluxe Case Conditioning Kit, Case Conditioning Kit, or Cutter and Lock Stud. Large cutter and lock stud required on these cartridges:  480 Ruger, 50 Action Express and 500 S&W.