TANDEMKROSS Challenger Bolt Knob – Extended Aftermarket Upgrade

Upgrade your rimfire or pistol-caliber rifle with the TANDEMKROSS Challenger Bolt Knob (TK42N0580BLK1). Designed as a direct-fit aftermarket enhancement, this bolt knob delivers improved ergonomics and a more positive grip on your bolt handle, making cycling faster, smoother, and more confident — whether you’re on the competition stage or at the range. Crafted to TANDEMKROSS’s exacting standards, the Challenger Bolt Knob is finished in sleek black and built to last through thousands of cycles. TANDEMKROSS has earned a loyal following among competitive shooters for producing precision-engineered components that deliver real performance gains without breaking the bank. At just $39.99, the Challenger Bolt Knob is one of the most cost-effective trigger-area upgrades you can make to your compatible firearm. Order online at Deep Roots Rifle Co for fast shipping nationwide, or stop by our gun store in Eustis, Florida to speak with our knowledgeable staff about fitment, compatibility, and other upgrade options for your build.