This kit consists of a heavy large diameter (largest available) stainless steel non-captured hardened guide rod, a hardened steel black finish reducer ring, and 15 lb. recoil spring.
The rod and ring fit has minimal clearance for a much better and pleasing to eye custom look.
Heavy rod promotes less muzzle rise and felt recoil
Faster and easier spring changes
Promotes more positive ejection to the right
Proper larger rod head diameter for Gen4 pistols
Precision ground to ensure a proper custom fit
Bead blasted non-glare smooth finished rod
ISM Full Size Recoil Springs do not work with this product.<