Hornady Lock-N-Load Headspace Gauge 5 Bushing Set with Comparator Details

The Hornady Lock-N-Load Headspace Gage is a great tool for increasing the accuracy of your loaded ammunition. The Headspace gage measures from the case-head to the datum line on the case shoulder to allow proper brass resizing for a precise fit with the rifle chamber. Bushings fit the comparator body and attach to calipers with a thumb screw. Can be used with bottleneck cases from 17 caliber through large belted magnums. Function: To measure from the case-head to the datum line on case shoulders for proper brass resizing - All bushing are interchangeable. - Works on all bottleneck type cases and wildcats. - This set fits 17 caliber through belted magnums. - Must be used with Calipers. Includes: Comparator body 5 bushings B-2000 Gage Allenwrench