BF-72 Long-Eared High Carbon Steel Original Filipino Balisong butterfly Knife

$132.55

High carbon at 180g in brass and kamagong — a knife you learn by feel, not by eye.

Blade Materials – High Carbon Steel
Handle Materials – Brass with Kamagong Wood Inserts
Overall Length – 24cm
Blade Length -12cm
Weight -180g

Choose your blade

Not sure which one you want? Read the trainer guide.

Personalise this knife

Engraving is cut into the bolster and is permanent, so engraved knives are final sale. It adds 1 to 3 business days.

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Please type the text you would like engraved.

You upload your logo file on the checkout page, right below the order notes. JPG, PNG, WEBP, GIF or PDF, up to 10 MB. As soon as the file reaches us we cut it and your knife goes into production.

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Ships in 1 to 3 business days
Fitted leather sheath included
Hand-tuned before shipping
Worldwide with tracking

Buy together

Take the set

Two more knives from the bench, picked to sit alongside this one. Take any two together and 10% comes off. Take all three and it is 15%.

BF-72 Long-Eared balisong — high carbon steel blade, brass and kamagong wood handleBF-73 Magpie balisong butterfly knife — high carbon steel blade, kamagong-inlaid brass handleBF-29 Macaque balisong — VG10 super steel blade, brass and Visayan deer horn handle

Total price:

Engraving is chosen on each knife own product page, so knives added here go in without engraving.

Hand-forged in the Batangas tradition

The balisong was born in Batangas, Philippines. Every knife in this catalogue is made by Filipino artisans and metalworkers, many from families with generations of experience, now working in the United States. Blades are ground from 440C stainless, D2 tool steel, VG10, high carbon and Damascus, and fitted to handles of kamagong ebony, carabao horn, Philippine deer horn and bone.

Craftsman hands checking blade alignment and pivot action on a finished butterfly knife

Checked four times

Detailed hand inspection, smoothness and pivot testing, blade alignment checks, and durability and finish quality control. If a knife doesn't meet our standards, it never reaches our customers.

Engraving available

Initials or short text $19 in the font you choose, a custom logo $29. Select it above Add to Cart and upload the logo file at checkout.

A sheath with every knife

Every knife includes a fitted leather sheath. Both live blades and trainers are offered, and every order ships worldwide with tracking.

Buying more than one?

Trade pricing starts at ten pieces and reaches 45% under retail at volume, with your logo on the bolster. See wholesale and bulk, or design one from scratch.

Description

A long-eared owl hunts by sound before sight. This one rewards the same instinct — you learn a balisong by the feel and the sound of the handles closing, not by watching them, and at 180g the BF-72 gives clear feedback on every catch.

  • Blade Materials – High Carbon Steel
  • Handle Materials – Brass with Kamagong Wood Inserts
  • Overall Length – 24cm
  • Blade Length -12cm
  • Weight -180g

Steels in the 0.30–1.70% carbon range by weight can be heat-treated successfully, and the trace elements alongside that carbon decide how good the result is. Sulfur makes a steel red-short — brittle and crumbly at working temperatures — while low-alloy carbon steel such as A36 grade contains about 0.05% sulfur and melts around 1,426–1,538 °C (2,599–2,800 °F). Manganese improves hardenability, and AISI permits up to 1.65% of it before a steel stops being called carbon steel. This blade is finished at approximately 58 to 60 HRC.

Brass frame, kamagong inserts, 24cm overall with a 12cm blade. Handmade in Batangas — see more high carbon balisongs.

Shipping & Delivery

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Shipping and returns

Processing

Most orders ship in 1 to 3 business days.

USA delivery

4 to 8 business days, tracked door to door.

International

8 to 14 business days. Customs times vary by country.

Made to order

Out of stock pieces are handcrafted for you in 2 to 3 weeks.