Otter Mercator Solingen K55 Black Cat Knife German, Stainless Steel, Army Issue, Lockback - L154S

$54.95

MSRP* : $72.95 | You Save* : $18.00 (25%)
Part #: K55S | Otter Knives
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Description

K55S: Stainless Black Cat Folding Knife

Otter

The Mercator German Army Issue Cat Lockback is a simple folding knife that features a 3.5" blade with a stainless steel handle. The blade is made from stainless steel with an effective nail nick for easy opening while the lockback mechanism locks the blade firmly in place. The handle is made from one piece of black coated steel and features a cat etched in gold color. The slim profile makes this knife easy to use and to carry. Made in Germany.

Specifications

  • Blade Length: 3.5"
  • Closed Length: 4.25"
  • Overall Length: 7.75"
  • Blade Material: Stainless Steel
  • Blade Thickness: 0.09"
  • Blade Style: Drop Point
  • Blade Finish: Satin
  • Handle Material: Black Stainless Steel
  • Handle Thickness: 0.24"
  • Locking Mechanism: Lockback
  • Weight: 2.9 oz.
  • Made in Solingen, Germany

UPC Code: 000000182607

Related Categories

Otter Knives, Otter Mercator K55 Folding Knife Series, Stainless Steel Blade Steel, Steel Handle Material, Folding Knives, Folding Knives Lockbacks, Made in Germany

Product Handle Badge: Steel Handles
Product Country of Origin Badge: Made in Germany
Product Lock Type Badge: Lockback
Otter Mercator Solingen K55 Black Cat Knife German, Stainless Steel, Army Issuerated 4.667 stars out of 5 (18 reviews)
4.7 out of 5 stars
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Otter Mercator Solingen K55 Black Cat Knife German, Stainless Steel, Army Issue
rated 5 stars out of 5
Will
USA
Oct 11, 2025
Pros: Blade Material, Blade Sharpness, Ease of Opening, Handle Feel, Handle Material, Lock Ease of Use, Lock Type, Overall Quality, Weight
Cons: None
Comfortable Carry
Light,,thin,fits pocket,easy to carry all day.
Otter Mercator Solingen K55 Black Cat Knife German, Stainless Steel, Army Issue
rated 5 stars out of 5
Arnie
manorville ny
Sep 18, 2025
Pros: Blade Material, Blade Sharpness, Ease of Opening, Handle Feel, Handle Material, Lock Ease of Use, Lock Type, Overall Quality
Cons: None
very thin and sharp out of the box
Had one of these years ago, they were five bucks in the late 1960"s but still have the same quality
Otter Mercator Solingen K55 Black Cat Knife German, Stainless Steel, Army Issue
rated 5 stars out of 5
Dan
FL
Apr 24, 2025
Pros: Blade Material, Blade Sharpness, Ease of Opening, Handle Feel, Handle Material, Lock Ease of Use, Lock Type, Overall Quality, Pocket Clip, Sheath, Weight
Cons: None
Great Knife
Great german made knife. I have the k55k in Carbon but found it rusted too easily. So I decided to get the stainless version, it's a perfect all around knife. Otter messer is a great brand for classic knives at good prices.
Read all 18 Reviews »