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Made of high strength aerospace grade aluminum, for long lasting durability, the Challenger Charging Handles feature a series of rubber o-rings giving the shooter better grip and control.

While cross bolt (push-button) safeties are fairly easy to use, they can still be improved. One crucial flaw with the traditional cross-bolt design is that the only person who can easily, visually confirm the SAFE or FIRE state of the firearm is the user. Another weakness to be improved is that regardless of whether you are left- or right-handed, you have to break your grip at least once when toggling between SAFE or FIRE.

While cross bolt (push-button) safeties are fairly easy to use, they can still be improved. One crucial flaw with the traditional cross-bolt design is that the only person who can easily, visually confirm the SAFE or FIRE state of the firearm is the user. Another weakness to be improved is that regardless of whether you are left- or right-handed, you have to break your grip at least once when toggling between SAFE or FIRE.

The TANDEMKROSS Eagle’s Talon Extractor for Ruger® PC Carbine™ and PC Charger™ is a must-have upgrade.

This accessory is a must have for any Ruger® PC Carbine™. The TANDEMKROSS "Shock Block" Bolt Buffer is a great upgrade and is an inexpensive addition to your Ruger® PC Carbine™

Made of CNC machined 6061-T6 aluminum for long lasting durability

The factory Ruger® 10/22® trigger stands out in the rimfire market for its crisp feel and light trigger pull. But even good triggers can be made GREAT! The new TANDEMKROSS “Victory” Trigger for the Ruger® 10/22® is the ultimate 10/22® trigger upgrade - ideal for speed shooting competitors!

The Ruger® PC Carbine™ is quickly gaining popularity among shooting sports competitors, especially with PCC competitions on the rise. The PC Carbine™ is a fantastic gun out of the box, but even a good gun can be made great!

The Upgraded Receiver KrossPins for Ruger® PC Carbine™ are a must-have for any Ruger® PC Carbine™owner who loves to work on and upgrade their gun! Put a stop to missing pins and make firearms maintenance easier. Stock up now!