UPK-D1 PocketSai Traditional SS

$259.95 $303.20

This UPK-D1 Pocket Sai is made in 100% HARDENED STAINLESS STEEL

Optimized for throwing and melee impact, made in 440A high carbon martensitic stainless steel with a hardness of HRC: 45 makes a tough resilient stainless. It can take extreme abuse and offer a point of bending where harder alloys will break, making this ideal for throwing when the worst abuse takes place.

  • EDC Defensive Implement
  • The PocketSai self-sheathing making them easy and safe to carry
  • Inspired by the traditional Okinawan Sai
  • Retractable Blade automatically Locks at either position (open/closed)

What’s Included

x1 PocketSai Traditional SS

Material Specifications:

  • Blade Milled from 440A Stainless Steel
    • Heat Treated to 37-40 HRC
  • Handle made in 440A Stainless Steel 
    • Heat Treated to 37-40 HRC
  • Custom Hardware(Button and screws) made in 450 Stainless steel
    • Heat Treated by Age Hardening to the H900 condition HRC 45
  • 301 Stainless Steel Springs
    • Cold work Hardened to a Spring Temper


  • Extended length: 11.7 inches (297 mm)
  • Collapsed length: 7.3 inches (186 mm)
  • Weight: 0.5 lb (8 oz.)

Important Read :

Designed with inspiration from the Okinawan Sai, to be a defensive melee weapon that would be more practical to carry and self-sheath.  The blade retracts to be eclipsed by the handle protecting its point making an integrated sheath.  It's one-button locking mechanism is designed to engage automatically in the open or closed position and must be pressed to unlock it from either end.

        Customer Reviews

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        Tyler Thomason

        UPK-D1 PocketSai Traditional SS