Dummy Rounds A-Zoom 17 HMR (Hornady Mag Rimfire)Action Proving Dummy Rounds are designed to teach safe firearms handling. They are not snap caps. They may be worked through the actions of any 17 HMR firearm for function testing. Dry firing will deform the head and will limit their use to 4 or 5 hits.
Warranted against manufacturers defects.
Manufacturers Link www.azoomsnapcaps.com
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