Wolff for Kahr MK9/MK40 Recoil Spring 20.5 lb 51620


In stock


Wolff 51620 Conventional Recoil Springs

Fits Kahr MK-9 (9mm) and Kahr MK-40 (.40 S&W)

Recoil Springs – Wolff recoil springs for the Kahr MK9 and MK40 are matched sets of inner and outer springs.  Extra power spring sets help improve recoil function in these pistols.  Springs are for use with Wolff Guide Rod Components. Springs are non-captive for easy changes on Wolff guide rods. A replacement factory strength striker spring is included.   Please Note: Not for use in PM (Polymer) series pistols.

For Use In:

Kahr Arms MK-9, 9mm
Kahr Arms MK-40, .40 S&W

This Includes:

  • 20.5 lb Inner and Outer Recoil Springs – factory standard
  • 6lb Striker Spring – factory power

Factory Recoil Spring Notes:

  • Reduced Power…: 18.5 Lb.
  • Factory Standard.: 20.5 Lb.
  • Extra Power………: 22.5 & 24.5 Lb.

Additional information

Weight 3 oz
Dimensions 9 × 6 × 2 in
Specific Part