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Taurus TXM swaps uppers to shoot 5.7x28mm or .22 WMR

November 10, 2026

Taurus has rolled out the TXM, a polymer-frame striker-fired pistol built around the TX22's ergonomics that can switch between .22 WMR and 5.7x28mm by swapping the upper assembly on a single frame.

Snapshot

Taurus designed the TXM to answer customer requests for a magnum TX22 and went further by giving the platform two distinct chamberings on one grip. The Firearm Blog covered the launch, noting the shared frame means one trigger, one set of controls and no second gun or manual of arms to learn between calibers.

Key points

  • Caliber flexibility: The TXM runs 5.7x28mm or .22 WMR by changing only the upper, letting owners pair a flat-shooting magnum caliber with cheaper rimfire practice ammo on the same frame.
  • Capacity and build: Full-size 5.7 models hold 23 rounds and .22 WMR models hold 15, with a stainless slide in hard-anodized black over a polymer frame.
  • Ready for optics and lights: Every TXM comes optics-ready through Taurus's T.O.R.O. system using the Shield RMSc footprint, with a threaded barrel standard and fixed white-dot front and drift-adjustable rear sights.
  • Pricing and options: The 5-inch 5.7 TB runs $507.99, the 5-inch .22 WMR TB is $424.99, and a 4.5-inch combo kit with both uppers and two 10-round magazines lists at $756.99.
  • Safety setup: The single-action-only design includes a trigger safety, striker block and firing pin block.

Quick take

For shooters who like the idea of one pistol handling both a magnum bottlenecked round and an affordable rimfire for training, the TXM's combo kit looks like the practical pick, since it covers both calibers without buying a second gun. The Firearm Blog's reviewer called the upper-swap concept appealing if it proves as quick as Taurus suggests, and the TX22-based ergonomics should make the transition familiar for existing Taurus rimfire owners.

Read the full story: thefirearmblog.com