Sinclair 20° Bump Gauge Insert, (6MM-30 Calibre) 243 Win, 308 Win, 7MM-08 Bullet Brand Style_FMJ Pest control: The primary function

Pest control: The primary function is to stop insects from laying eggs or feeding on the carcass

increases case length capacity

lower drag bullets to be used and still be fed from a magazine

Excellent for roll crimps

These bullets have been designed for the 338 Winchester Magnum cartridge

Sinclair 20° Bump Gauge Insert, (6MM-30 Calibre) 243 Win, 308 Win, 7MM-08 Bullet Brand Style_FMJ Pest control: The primary functionSinclair Bump Gage Inserts are used to measure the amount of shoulder bump when setting up full length sizing dies. These Bump Gauges install in either of the Sinclair or Hornady comparator bodies and are machined to fit particular shoulder angles of cartridges. Rather than measuring to the datum line, these gauges indicate off of the shoulder of the case to get a better, more easily assessable measurement of how much you are actually sizing your