HORNADY Universal Shellholder Extension SHELL PLATE 3mmDiopter Range (dpt): +2/-2Parallax Adjustment:

3mmDiopter Range (dpt): +2/-2Parallax Adjustment: 10yds infinity (100yds parallax free)Coating: Fully Multi-coated

Better still

The Picatinny Rail integrated in the frame enables the red dot sight to be mounted lower and far to the rear

Includes the Necessary Hardware to Install Swivels

HORNADY Universal Shellholder Extension SHELL PLATE 3mmDiopter Range (dpt): +2/-2Parallax Adjustment:This innovative tool allows for additional length to accommodate shorter cartridges. Precision machined from solid steel, then heat treated to perform flawlessly for the life of the press. The Hornady extended shellholder is compatible with other Hornady accessories and most other brands of reloading presses and standard shellholders. (Not for use with 50 BMG shell holders.)