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Silver Nautilus Butterfly Knife Trainer
Blue Nautilus Butterfly Knife Trainer
Red Nautilus Butterfly Knife Trainer
Gold Nautilus Butterfly Knife Trainer


Regular price $229.99 Sale

Not In Stock? Check Our Retailer Availability!

https://www.bladehq.com/cat--Squid-Industries--2924            https://www.lamnia.com/sc/7/?mid=821



The Nautilus is the most innovative Squid Industries product yet and is the first production balisong trainer to feature a channel-liner design with handle overlays. 

Manufactured and assembled in the USA


  • 6061 T6511 Aluminum Channel Liner Handles with G-10 fiberglass laminate overlays for increased grip and durability
  • Finely tuned bushing pivot system for nearly zero handle play and maximum smoothness
  • Chamfered spine for enhanced comfort
  • Tapered handles for more control
  • Quiet tang pin system for nearly silent flipping


Total Length (Open Position)


Total Length (Closed Position)


Handle Length


Handle Thickness


Blade Length



3.6 Ounces

Internal Handle Material

6061 T6511 Aluminum 

External Handle Material 

G-10 FR4 Fiberglass Laminate 

Blade Material

410 Heat Treated Stainless Steel

Blade Finish


Pin Design

Tang Pins

Handle Design


Pivot Design


Latch Design


Balance Profile Strong Handle Bias

Each and every Squid Industries balisong is hand-assembled and tested to ensure that each unit is an exceptional flipper. All Squid Industries Balisongs arrive with a box, microfiber pouch, and sticker. Balisongs come thread locked.

Squid Industries is not responsible for lost, stolen, or seized packages.

NOTE: The following product is a balisong (butterfly) trainer and not a real knife. The "blade" shown in the following pictures is merely a dull slab of metal used to mimic the weight and feel of a real blade. Squid Industries trainers are not weapons and are strictly made for recreational and educational purposes only.