Matching the recoil spring setup to your ammunition can
reduce felt recoil to improve accuracy and speed.
Fully adjustable recoil reduction system for Glock Gen 5. http://www.youtube.com/watch?v=OpHN-meR3CU
Aluminium weight also adds mounting points for thumb rest.
Brass weight to increase weight of Glocks.
Weighted competition recoil springs to work with Toni steel guide rods.
Steel guide rod for Glock Gen 5.