UPK-D4 Eclipse Traditional AL

$99.95 $133.00

This UPK-D4 Eclipse has a Type III Hardcoat 7075-T6 Aluminum Blade and Traditional Handle

A minimal guard version of the Pocket Sai. The guards have been reduced to a minimum amount necessary for blade retraction.

  • EDC Defensive Implement
  • The Eclipse Offers Self-sheathing making them easy and safe to carry
  • Inspired by the traditional Okinawan Sai with Yoku removed for a sleek profile
  • Retractable Blade automatically Locks at either position (open/closed)

What’s included?

x1 Eclipse Traditional AL

Material Specifications:

  • Blade Milled from 7075-T6 Aluminum
    • Hardcoat Type III Anodized
    • 74 ksi Tensile Strength
  • Traditional Handle Milled from 7075-T6 Aluminum
    • Hardcoat Type III Anodized
    • 74 ksi Tensile Strength
  • Custom Button made in Aluminum
    • 7075-T6 Aluminum with Black, Crimson, or Gold Hardcoat Type III Anodize
  • Custom 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)

Important Read:

7075-T6 Tempered Aluminum is a lightweight aluminum with steel like strength, one of the strongest Aluminum alloys available with a tensile strength as high as 74 ksi.  The Hardcoat Type III Anodize provides a resilient protective surface.

Customer Reviews

Based on 3 reviews
David Sepulveda
The best

Not only is the product top notch, the customer service is the absolute best. Keep up the great work.

Miguel Morales

Best gift to my self and almost everybody I know with a new school or old school rifel

David Duncan

Seems pretty sturdy. I haven't tested it out fully yet. Still looks cool