D-Series Ring1 Aluminum Handle


Buy as a Build KIT or Handle ONLY 

*Purchase a Build KIT for custom builds,  Includes All Necessary Hardware
*NO Screws Included when purchasing Handle ONLY
  • lightweight Aluminum Handle strong enough for EVERYDAY CARRY
  • FLARED PUMMEL for the grip retention 
  • Ringed End improves manipulationdeployment 
  •  ALL Ring1 & Ring2 are Pocket Clip Compatible

Compatible with:

UPK-D1, D2, and D4

What's Included

Handle Build Kit (Button not included)

  • Ring1 Hardcoat Type III Anodized 7075-T6 Handle
  • Custom Hardened Stainless Steel lock screw
  • Custom 450 Stainless Shoulder Screws (2pcs)
  • 301 Stainless Steel Button Springs (2pcs)
  • Loctite 243 0.5ml

Handle Only with LOCTITE (existing hardware REQUIRED)

  • Ring1 Hardcoat Type III Anodized 7075-T6 Handle
  • Loctite 243 0.5ml

Handle Material Comparison (Tensile Strength)

  • 440A Stainless Steel 220+ ksi 
  • 7075-T6 Aluminum 74 ksi
  • 50% Glass-filled Nylon 9 ksi


  • Requires Torx T20 Driver to remove screws (Not Included)
  • There are 2 stainless springs located under/inside the Button, maintain pressure on button when loosening the Lock screw,  recommend  opening slowly.
  • Upgrade requires the use of Loctite 243 in all 3 instances of hardware screws and is included