Rifle: Howa Mini in 223, 1 in 9 twist.

Bullet: 50 grain Hornady SP

Primer: Winchester Small Pistol

Charge & Powder: TCM, Charge 10 to 14 grains

1. 10 grains: 2180 fps

2. 11 grains: 2317 fps

3. 12 grains: 2445 fps

4. 13 grains: 2635 fps

5. 14 grains: 2767 fps.

Working out load data for powders that are available as an alternative for powders that are hard to come by.
This is developed for use against sage rats or prairie dogs. Small Pistol Primers was used, since these charges can be used in other calibers in pistol cartridges... NO filler was used in these loads.

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