Skip to Content
Aqua Vector Double-Action OTF Knife - Turquoise Carbon Fiber

Price:

18.10


Redline Carbon Double-Action OTF Knife - Black Blade
Redline Carbon Double-Action OTF Knife - Black Blade
18.10 18.10
Shadowline Quick-Slide Double Action OTF Knife - Matte Black
Shadowline Quick-Slide Double Action OTF Knife - Matte Black
20.86 20.86

Aqua Strike Operator OTF Blade - Turquoise Carbon Fiber

https://www.butterflyknivesforsale.com/web/image/product.template/719/image_1920?unique=476b526

5 sold in last 24 hours

That first slide tells the story: the Aqua Strike Operator OTF blade snaps a two-tone dagger edge into play, then disappears with the same clean authority. Turquoise scales with carbon-fiber inlays lock your grip around the side thumb slide, while a glass breaker, deep-carry clip, and nylon sheath keep your options wide open. At 4.25 inches closed and 4.43 ounces, it rides compact but confident for EDC, duty, or anyone who wants a modern tactical look backed by real-world function.

18.10 18.1 USD 18.10

SB175STQDS

Not Available For Sale

4 people are viewing this right now

  • Blade Length (inches)
  • Overall Length (inches)
  • Closed Length (inches)
  • Weight (oz.)
  • Blade Color
  • Blade Finish
  • Blade Style
  • Blade Edge
  • Handle Finish
  • Handle Material
  • Button Type
  • Theme
  • Double/Single Action
  • Safety
  • Pocket Clip
  • Sheath/Holster

This combination does not exist.

Terms and Conditions
30-day money-back guarantee
Shipping: 2-3 Business Days

You May Also Like These

That First Slide: When an OTF Earns Pocket Time

The moment you thumb the slide on the Aqua Strike Operator OTF Blade - Turquoise Carbon Fiber, the intent is obvious. The two-tone black dagger blade launches out of the handle on a straight track, locks, and feels ready. Slide back and it vanishes with equal authority. This isn’t a showpiece that needs babying; it’s a compact out-the-front knife tuned for people who actually carry and use their gear.

Everything about this OTF balances speed, control, and everyday readiness. The turquoise handle stands out visually, but in hand the story is all about grip, texture, and the repeatable motion of that double-action mechanism.

Why This OTF Knife Stands Out in a Case and in the Hand

In a world of all-black tactical tools, the aqua-carbon contrast hits different. The turquoise handle scales catch the eye first, then the carbon-fiber inlay and two-tone dagger blade pull you in. It looks modern because it is modern: a compact automatic OTF knife built for quick deployment, low-profile carry, and real cutting tasks from cord and webbing to boxes and tape.

The hardware backs up the look. Torx fasteners, deep-carry pocket clip, glass breaker, and that side-mounted thumb slide give you a complete operator-style package at a size that actually disappears in the pocket.

Double-Action OTF Performance You Can Feel

With any OTF knife, trust comes down to the track and spring geometry. The Aqua Strike Operator runs a double-action system: push the thumb slide forward to drive the blade out, pull back to retract. No wrist tricks, no two-handed choreography—just a straight-line motion you can run under stress, in gloves, or in tight spaces.

At 4.43 ounces, the weight is intentional. There’s enough mass to stabilize your grip and keep the slide feeling positive, but not so much that it bogs down your pocket or duty belt. The 4.25-inch closed length rides compact; the 6.875-inch overall length gives you a full, confident purchase when the blade is out.

Two-Tone Dagger Blade With Partial Serrations

The 2.625-inch dagger-style blade is built for penetration and control. Two-tone black finishing and weight-relief cutouts keep it visually sharp and physically balanced. A partial serration near the base adds bite when you hit fibrous material—webbing, rope, zip ties, heavy plastic—without sacrificing a clean tip-first profile for detail cuts and precise punctures.

Thumb Slide Ergonomics and Glass Breaker Utility

The side-mounted thumb slide sits in line with the carbon-fiber inlay so your thumb naturally finds it without hunting. The stroke is firm but clean, tuned for confident deployment without accidental activation. At the pommel, a pointed glass breaker stands ready for emergency exit work, vehicle duty, or non-blade impact utility, extending this OTF’s role beyond simple cutting.

A Tactical Modern Look Built Around Grip and Control

Style is the hook, but grip is what keeps this OTF in rotation. The turquoise handle has a matte finish that resists glare and stays stable in wet or gloved hands. The carbon-fiber inlay is slightly proud and visually dark, creating a tactile and visual lane that guides your thumb to the slide every time.

Turquoise Handle With Carbon-Fiber Inlay

The handle’s geometry is angular and technical, echoing the blade’s profile. The carbon-fiber weave isn’t just an aesthetic flex—it adds micro-texture where your thumb runs the most. Torx fasteners keep everything serviceable, so long-term users and everyday carriers know they’re not locked out of basic maintenance.

Deep-Carry Clip and Nylon Sheath Options

The deep-carry pocket clip lets this OTF ride low and discreet, with only a sliver of turquoise visible above the pocket line. When pocket space is taken by other gear, the included nylon sheath gives you belt or pack carry, so the knife stays accessible whether you’re on the job, in the truck, or out at camp.

OTF Knife vs. Folder: When Straight-Line Speed Wins

Traditional folding knives still have their place, but a double-action OTF knife like the Aqua Strike Operator plays a different game. There’s no pivot arc to clear, no liner or frame lock to find—just forward to deploy, back to retract. The blade exits and returns along the same axis as your grip and your line of sight.

If your work rhythm is open-cut-close-repeat—breaking down boxes, cutting cordage, hitting packaging all day—this kind of OTF saves mental bandwidth. Add in the dagger geometry, partial serrations, and glass breaker, and you’ve got a compact automatic that solves more scenarios than its footprint suggests.

Best Uses: Compact EDC, Duty Backup, and Prepared Everyday Carry

This OTF hits the sweet spot for users who want one tool that can move between roles. As a compact EDC, it disappears until you need it, then delivers a confident grip and a capable edge. As a duty backup or operator-style tool, the glass breaker, serrations, and one-handed operation back up gloves-on use and emergency access.

For collectors, the turquoise-and-carbon look stands out in a tray of black handles and satin blades. For daily carriers, it’s the kind of piece that earns long-term pocket time because it’s fast, controlled, and ready for real work.

What Balisong Buyers Want to Know

Are butterfly knives legal to buy?

Butterfly knives and OTF knives both fall into the broader automatic and flipping knife conversation, and legality is heavily state-dependent. In many states—like Texas, Arizona, Utah, and Florida—owning and carrying automatic knives and balisongs is broadly legal for most adults. Other states, including California, New York, and Massachusetts, have strict blade-length limits or outright restrictions on autos and butterfly knives, especially for carry in public. Some states allow ownership at home but restrict carry, while a few cities and counties add their own rules on top of state law. Before you buy any balisong, butterfly knife, or OTF knife, check your current state and local laws, including blade length, auto-action rules, and where you can legally carry. Nothing here is legal advice—treat it as a starting point and verify with up-to-date local statutes.

What’s the difference between a butterfly knife trainer and a live blade?

In the balisong community, a trainer is a butterfly knife with a blunt, unsharpened “blade” and no true cutting edge. It lets you learn opening patterns, aerials, and flow without paying for mistakes in blood. A live blade is a fully sharpened butterfly knife built for cutting and, in some cases, self-defense. Trainers are ideal for new flippers dialing in muscle memory, while live blades demand discipline, control, and respect for bite handle vs. safe handle orientation. Many serious handlers keep both: a trainer for high-rep practice and a live balisong or EDC OTF for carry and cutting tasks.

Is this OTF knife good for learning blade control?

While this isn’t a butterfly knife trainer, it is excellent for learning clean deployment and retraction under pressure. The side thumb slide and double-action system teach consistent indexing, straight-line blade control, and safe stow-and-go habits. If you’re from the balisong side of the community, this compact OTF complements your flipping skill set by giving you a fast, reliable automatic for everyday carry while your trainers and live balisongs stay focused on flipping and collection.

Specs That Back Up the Story

Blade length sits at 2.625 inches, with a two-tone black dagger profile, weight-relief cutouts, and partial serrations. Overall length is 6.875 inches deployed, 4.25 inches closed, and weight clocks in at 4.43 ounces. Mechanism is double-action out-the-front with a side thumb slide, secured by Torx hardware. Carry options include a deep-carry pocket clip and nylon belt sheath, plus a glass breaker at the pommel for emergency or utility impact tasks.

For the Collector, the Operator, and the Everyday Carrier

The Aqua Strike Operator OTF Blade - Turquoise Carbon Fiber lines up three different priorities and respects all of them. The collector gets a distinctive turquoise-and-carbon piece with a modern tactical profile that stands out in any case. The operator or preparedness-focused user gets fast, one-handed deployment, serrations, and a glass breaker in a compact automatic platform. The everyday carrier gets a pocket-friendly OTF that looks sharp, runs clean, and simply works when decisions get sharp.

However you identify—EDC enthusiast, gear collector, or someone who just wants a capable blade that’s ready when it counts—this OTF earns its spot by doing exactly what it promises every time you hit that slide.

Blade Edge Serrated or Partial-Serrated
Blade Length (inches) 2.625
Overall Length (inches) 6.875
Closed Length (inches) 4.25
Weight (oz.) 4.43
Blade Color Black
Blade Finish Two-tone
Blade Style Dagger
Handle Finish Matte
Handle Material Carbon Fiber
Button Type Thumb slide
Theme Carbon Fiber
Double/Single Action Double Action
Safety None
Pocket Clip Yes
Sheath/Holster Nylon sheath