Protech knives

Protech TR-4.3 Auto Operator Series All Black W/Tritium Button


Current stock: 0


MSRP : 420.00  Our Price : 319.99

The largest of our Tactical Response Series – the TR-4 offers a great multi-purpose 4” blade, secondary slide safety, built in 416 hardened stainless steel glass breaker at butt end, a MOLLE adaptable custom sheath, and the superior coil spring action Pro-Tech is famous for. 

Black Handle, sterile DLC black coated 154-CM Blade, plain edge, all black hardware, black safety switch, tritium push button, all black spacer, black 3 hole clip.

Originally designed to fulfill a specific US military requirement – the TR-4 has proven to be a perfect choice for anyone looking for a full sized, options packed automatic folder.


  • Overall Length:9.25"
  • Blade Length:4.00"
  • Cutting Edge:3.50"
  • Blade Thickness:0.13"
  • Blade Material: 154CM
  • Blade Style:Drop Point
  • Blade Grind:Flat
  • Finish: DLC Black Coated
  • Edge Type:Plain