UPK-D4 Eclipse Ring2 AL

This UPK-D4 Eclipse has a Type III Hardcoat 7075-T6 Aluminum Blade and Ring2 Handle with Clip.

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 is self-sheathing making them easy and safe to carry
• Inspired by the traditional Okinawan Sai with Yoku removed for sleek profile
• Retractable Blade automatically Locks at either position (open/closed)
  
• NOT Sharpened, not double-edged (A knife having dual effective cutting edges)
• Please see The D4T or D4 SS knives for doubled-edged options.

What’s Included?

x1 Eclipse Ring2 AL w/Clip

Material Specifications:

• Blade Milled from 7075-T6 Aluminum
  • Hard-Coat Anodized
  • 80 ksi Tensile Strength
• Ring2 Handle Milled from 7075-T6 Aluminum
  • Hardcoat Type III Anodized
  • 80 ksi Tensile Strength
• Custom Button made in Anodized Aluminum
  • 7075-T6 Aluminum with Black, Crimson, or Gold Hardcoat Anodize
• Custom Screws made in 450 Stainless steel
  • Heat Treated by Age Hardening to the H900 condition HRC 45
• 301 Stainless Steel Springs and Clip
  • Cold work Hardened to a Spring Temper

Dimensions

• Extended length: 12.5 inches (317.3 mm)
• Collapsed length: 8.1 inches (206.5 mm)
• Weight: 2.5 oz.

Important Read :

The ring implement provides an optimized draw, deploy, and control feature to the end of the handle.

Lightweight Aluminum with steel like strength, the 7075-T6 Tempered Aluminum is one of the strongest Aluminum alloys available with a tensile strength of about 70,000 psi.  The Hard-coat Anodize provides a resilient protective surface.