Handloading

The .219 Zipper.

Unzipping the Zipper

The .219 Zipper persisted fitfully from 1938 to 1962 in that purgatory reserved for cartridges that look good on paper but somehow never quite measure up in real life. At this late date, it’s difficult to determine exactly how the .219 Zipper ended up on the compost heap of shooting history.

Handloading for semi-auto handguns.

Handloading for the Semi-Auto Handgun

Like any reloading project, building rounds for a semi-automatic pistol has its own set of challenges. Semi-autos have tight tolerances, but many of its bugaboos can be avoided by reloading for accuracy and reliability, not maximum velocity.

Bolt head

How Handloading Affects Headspace

  Headspace, measured from the bolt face to the cartridge stop in the chamber, is set during barrel chambering and installation. The barrel nut on Savage 110 rifles is a clever way to make headspacing easier and cheaper. British SMLE rifles have replaceable bolt heads that varied slightly in length, for a quick field...