Buck 105 Pathfinder Heritage Series Fixed Blade Knife

The Buck 105 Pathfinder Heritage Series is a full-tang, fixed-blade knife built for hunting, camping, and general outdoor use, featuring a 5-inch 420HC stainless steel modified clip blade, DymaLux Cocobolo handles with an aluminum pommel and guard, and a blade thickness of 0.120 inches. It ships with an included sheath and is made in the USA.

A Proven Design, Scaled for Versatility

The 105 Pathfinder is a scaled-down version of Buck's 119 Special, carrying the same full-tang construction into a more manageable 9 1/8-inch overall length. Full-tang construction means the blade steel runs the full length of the handle, giving the knife structural integrity under hard camp tasks (batoning kindling, processing game, or preparing food at a base camp) without flex or play at the handle joint.

Grip Features That Work in the Field

The 105 Pathfinder integrates a finger guard directly into the blade, providing a positive stop for the index finger during push cuts and detail work. Thumb grip ridges on the spine add purchase when applying controlled downward pressure, and a deep choil allows a choked-up grip for finer tasks without repositioning the hand. Together these features reduce hand fatigue and improve control during extended use.

420HC Steel and Buck's Heat Treat Process

The 420HC stainless steel blade goes through Buck's heat treat process and quality performance test before leaving the factory. 420HC at proper hardness holds a working edge through field use and resharpens readily with standard equipment, a practical balance for a knife that will see regular use rather than sit in a display case. The DymaLux Cocobolo handle material is a resin-stabilized wood composite that resists moisture and provides a secure grip in wet conditions.

Features

• Blade steel: 420HC stainless steel, modified clip shape, 0.120-inch thickness
• Full-tang construction: blade steel runs the full length of the handle for structural strength
• Integrated finger guard: machined into the blade for positive hand indexing
• Thumb grip ridges and deep choil: allow a choked-up grip and controlled cutting strokes
• DymaLux Cocobolo handles: resin-stabilized wood composite with aluminum pommel and guard
• Made in the USA: knife manufactured in the USA with an included sheath

Specifications

Who This Is For and Isn't

The Buck 105 Pathfinder Heritage Series suits hunters, campers, and outdoor enthusiasts who want a mid-size fixed-blade knife with proven full-tang construction, a grippy handle, and a blade length suited to field dressing, camp food prep, and general cutting tasks.

The 105 Pathfinder is a fixed-blade knife and is not suited to pocket carry. The sheath type and retention details are not specified beyond "included sheath." Buyers who need a folding knife, a specific sheath retention style, or a blade longer than 5 inches should confirm this model meets local carry laws and their use-case requirements before purchasing.

Common Questions

What blade steel does the Buck 105 Pathfinder use, and how does it perform in the field?

The Buck 105 Pathfinder uses a 420HC stainless steel blade that goes through Buck's heat treat process and quality performance test. 420HC at proper hardness holds a working edge through regular camp and hunting use and resharpens readily with standard sharpening equipment, making it a practical choice for a knife that will see frequent outdoor use.

Is the Buck 105 Pathfinder made in the USA?

The Buck 105 Pathfinder knife itself is made in the USA. The included sheath is imported. Buck backs the knife with a lifetime warranty against defects in materials and workmanship.

What grip and safety features does the 105 Pathfinder include?

The Buck 105 Pathfinder includes a finger guard integrated directly into the blade, thumb grip ridges on the spine, and a deep choil that allows a choked-up grip for detail work. These features work together to keep the hand indexed and reduce fatigue during extended cutting tasks in camp or field settings.

What does full-tang construction mean for the Buck 105 Pathfinder?

Full-tang construction on the Buck 105 Pathfinder means the 420HC steel blade extends the full length of the handle rather than stopping partway. This gives the knife structural integrity under hard use (batoning, prying, or heavy camp cutting) without the handle flexing or separating from the blade under load.