The Tandemkross KrossFire Bolt is a replacement bolt for the Ruger Mark IV and Mark IV 22/45 rimfire pistols. It is an upgrade part for shooters customizing their Mark IV, and distributor data notes it works with the Tandemkross Halo charging ring. Check your model before ordering.
- Brand: Tandemkross
- Type: Replacement bolt
- Fits: Ruger Mark IV and 22/45
- Compatible with Tandemkross Halo charging ring
- Color: Black
- Manufacturer part number: TK26N0540BWB1
