RUGER Brand 6-40 Allen Head Front Sight Screw Mark 1 2 3 4 MK I II IV 22/45

RUGER Rear Sight ALLEN Set Screw Mark 1 2 3 4 & 22/45 & LITE MK I II III IV

RUGER Rear Sight Windage Screw Mark 1 2 3 4 MK IV LITE 22/45 & SR22

RUGER Rear Sight Elevation Screw Mark 1 2 3 4, 22/45, LITE -READ & SEE 2nd PIC-

Factroy RUGER Extractor Plunger Mark 1 2 3 4 MK I II III IV & 22/45 & LITE

Factory RUGER Trigger Spring Mark 1 2 3 4 MK II III IV MKIII LITE MK3 22/45

RUGER Scope base mount rail screws Mark 2 3 4 MK III IV & 22/45 & LITE

Factory RUGER Trigger Spring Mark 1 2 3 4 MK II III IV MKIII LITE MK3 22/45