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White River Ursus 45 · Drop Point
4.5″ blade · 0.158″ spine · 8.3 oz · 1.25″ tall (published)

Spine thickness, same scale

0.158″

Length and spine thickness drawn to true scale from published specs. Profile is the shape family's outline, not a scan of this model.

White River

White River Ursus 45

Bushcraft & CampFixed Blade

The White River Ursus 45 is a 4.5" drop point fixed blade in CPM-S35VN, flat ground. The handle is Micarta. At 8.3 oz it sits 23rd-lightest of the 30 bushcraft and camp knives here, where the median is 7.2 oz.

Blade: 4.5″
Weight: 8.3 oz
Steel: CPM-S35VN
Price band: Premium

Best for

Batoning, carving and fire prep

We don’t have a verified retailer link for this knife yet. We only link products we have confirmed resolve to the right item — here’s why.

Specifications

Manufacturer-published figures, cross-checked against whiteriverknives.com, knifeart.

Blade length: 4.5″
Spine thickness: 0.158″
Blade shape: Drop Point
Grind: Flat
Steel: CPM-S35VN
Overall length: 9.25″
Weight: 8.3 oz
Lock: Fixed
Handle material: Micarta
Country of origin: USA

Why a drop point

The default hunting and EDC shape, and the safest general answer. The spine curves down to the tip in a convex line, which keeps the point low and strong and leaves plenty of belly for skinning. It is hard to make a drop point bad at anything.

Every drop point here →

About CPM-S35VN

S30V with niobium swapped in for some vanadium: slightly tougher, noticeably easier to sharpen, marginally less edge retention.

Edge retention

3/5

Toughness

4/5

Corrosion resistance

4/5

Ease of sharpening

3/5

1-5 is a relative ranking drawn from published composition and hardness, not a lab measurement. Higher is better on every axis, and no steel is a 5 across the board — edge retention and toughness pull against each other. All CPM-S35VN knives