Magnum Headspace Inserts for your Modular Headspace Comparator
***Requires Modular Headspace Comparator Magnum Body***
The Modular Headspace Comparator Magnum Body must be purchased separately and can be found HERE.
Each headspace insert is precision machined out of 17-4 Stainless Steel for increased durability and corrosion resistance.
Modular Headspace Comparators will ship with your headspace comparator insert of choice by selecting the correct insert from the drop down menu.
Simply put, these are the highest quality headspace and bullet measuring tools available.
Manufactured from 17-4 Stainless Steel, our bullet inserts for the Modular Headspace Comparator are the most accurate way to measure your bullets and loaded ammunition for consistency.