Fully machined from A2 tool steel with the hammer notch
individually, surface ground to ensure an exact angle of
engagement. Reduces felt trigger pull by up to 50 percent. Drop-in
installation; use in an unaltered, factory triggerguard. Fits both the
.22LR and .22WMR.
SPECS: A2 tool steel, in the white. Hardened to Rc 58.
Catalog page 157