Rare Pre-Production Benchmade 31S Balisong Butterfly Knife (3" Satin Serr)

For Size Reference For Size Reference
Out of Stock
Try instead
Email Me when this item is in stock.
Item #BHQ-37215


  • Overall Length:7.00"
  • Blade Length:3.00"
  • Blade Material:440C
  • Blade Style:Drop Point
  • Finish:Satin
  • Edge Type:Serrated
  • Handle Length:4.30"
  • Handle Material:Titanium
  • Color:Gray
  • Weight:2.80 oz.
  • Knife Type:Butterfly
  • Brand:Benchmade
  • Model:31
  • Model Number:31S
  • Country of Origin:USA
  • Best Use:Everyday Carry
  • Product Type:Knife


This Pre-Production Benchmade 31S Bali-Song knife came from a collection. It is in great condition but show signs of wear from flipping and use. This knife comes with the original box and papers.

The 31 Bali-Song from Benchmade is a smaller version of the 42 butterfly knife. The blade is 440C (partially serrated) and marked "Pre-Production 014/500" on the back side. The handles are titanium with T-latch and pocket clip.


Customer Reviews

Write a review for this item