- Overall Length: 9.25"
- Blade Length: 4"
- Closed Length: 5.25"
- Blade Steel: 154-CM, Stonewash, Serrated
- Handle Material: Black Aluminum
- Weight: 5.5 oz
- Pocket Clip: Right Hand, Tip-Up
- Sheath: Nylon
- Opener: Manual
- Lock Type: Push Button Plunge Lock
- Made in: USA
The Protech TR-4 is the newest release of Tactical Response Manual Knives from Protech Knives, an industry leader in autos. The Protech TR4 features a 4" 154CM stonewashed finish blade. The 5.25" ergonomically designed handle is made from T6 6061 black aluminum for lightweight (5 oz) yet durable handling.