Sinclair Bullet Comparator Insert 338 Calibre (0.338") Stainless Steel Rod Guide cartridge_270 Weatherby Magnum Scandinavian hunting and traditional rifle

Scandinavian hunting and traditional rifle competitions

220 Russian case is the most popular brass for benchrest shooting

yet the gradual thickening along the bullet’s axis controls expansion and curls the jacket uniformly outward at high and low velocities

5mm (from the center-line of the ring to bottom of Optilock base)

Sinclair Bullet Comparator Insert 338 Calibre (0.338") Stainless Steel Rod Guide cartridge_270 Weatherby Magnum Scandinavian hunting and traditional rifleThe Sinclair Bullet Comparator inserts are meant to be used with the Sinclair Bullet Comparator and Bump Gauge Body or Hornady Comparator Body. These inserts are stainless steel and machined with a taper and a short straight section to more accurately duplicate the chamber throat. This eliminates the wobble experienced with many comparators which have standard drilled holes. This design allows you to quickly and accurately measure and compare bullet