Description Wolff KAHR MK9, MK40 XP RECOIL SPRING SET 24.5 LB Recoil Springs MK-9, MK-40 Fits Kahr MK-9, MK-40 Only 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 listed below. A replacement factory strength striker spring is included. Please Note: Not for use in PM (Polymer) series pistols. Reduced Power…: 18.5 Lb. Factory Standard.: 20.5 Lb. Extra Power………: 22.5 & 24.5 Lb. Related

Wolff FEG PA-63 9×18 XP RECOIL SPRING 15 LB 52415
Wolff KELTEC P40, .40 XP RECOIL SET 19 LBS 51419
Wolff KAHR MK9, MK40 XP RECOIL SPRING SET 22.5 LB 51622