DPM Recoil Springs for FN Herstal FN 509 LS EDGE 5" BARREL

The DPM Adjustable Mechanical Recoil Reduction System for FN 509 LS EDGE 5" Barrel provides advanced recoil control and enhanced firearm performance. It is a direct replacement for the stock recoil rod and does not alter the configuration of the pistol.

Unique Features

• Multi-spring intricate rod with 2 springs
• Includes 4 external springs with varying wire diameters (2 x 1.1mm and 2 x 1.15mm)
• Soft long springs set softer than the standard springs
• B.O.S.S: Black Oxide Stainless Steel – An innovative coating technology applied to the visible parts of the recoil system for enhanced durability
• Made in Greece - EU

Power Rates

• Soft Springs 1.1mm

  • Slide on the battery (idle position):
    • Short: 8.8lbs
    • Long: 9.5lbs
  • Slide full open position (approx.):
    • Short: 16.5lbs
    • Long: 17.5lbs

• Standard Springs 1.15mm

  • Slide on the battery (idle position):
    • Short: 8.8lbs
    • Long: 9.5lbs
  • Slide full open position (approx.):
    • Short: 18.7lbs
    • Long: 19.8lbs

Included in the Box

• 1 x Recoil Mechanism
• 4 x External Springs (2 x 1.1mm, 2 x 1.15mm)