NOS Factory Ruger MK I II III IV Rear Sight Blade

Factory RUGER Stainless Sear Pivot Pin Mark 1 2 3 4 MK I II III IV

Factory RUGER Extractor SPRING Mark 1 2 3 4 MK I II III IV extracter 22/45

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

Ruger MK I, II, III, IV, 22/45, 10/22 Extractor, New Factory Original

RUGER Factory Grip Screws Mark 1 2 3 4 Blued Allen Head MK II III IV MK2 MK3 MK4

FACTORY RUGER Standard Power Mainspring Mark 1 2 3 4 MK I II III IV LITE

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