Lee 44 MAG Case Length Gauge is a precise, easy way to trim to length and square the case mouth. Used with the Cutter and Lock Stud or Zip Trim. Trim to length 1.265 to 1.285 inches. Size .440 Type Case Length Gauge w/Shell Holder Finish Silver Series with Shell Holder Weight 0.07 lbs Caliber 44 Rem Mag Function Measure Cases Includes Shell Holder Material Steel Quantity 2 Piece Media Type Brass Shell Media Capacity 1 Shell Compatible With Cutter/Lock Stud