HK21E 23E 13E REAR SIGHT APERTURE NEW, GERMAN
HK21E 23E 13E REAR SIGHT APERTURE W/ SCREW AND SPRING
HK21E 23E 13E SLOTTED PIN 2.5x8MM FOR REAR SIGHT NEW, G...
HK21E 23E 13E WINDAGE DRUM ASSEMBLY FOR REAR SIGHT NEW,...
HK21E 23E 13E WINDAGE DRUM NEW, GERMAN
HK21E 23E 13E WINDAGE DRUM SHAFT, GERMAN
HK21E 23E PSG1 MSG90 FORWARD ASSIST CYLINDRICAL PIN FOR...
HK21E 23E PSG1 MSG90 FORWARD ASSIST PUSH BUTTON NEW, GE...
HK21E 23E UPPER BIPOD LEG UNFINISHED, GERMAN
HK21E BARREL SAFETY CATCH NEW
HK21E BARREL SAFETY CATCH WITH SPRING NEW
HK21E BUFFER COMPRESSION SPRING SET NEW, INNER & OUTER...
HK21E CARTRIDGE STOP NEW, GERMAN
HK21E CARTRIDGE STOP PIN NEW, GERMAN
HK21E CATCH LEVER NEW GERMAN
HK21E COCKING LEVER HOUSING
HK21E CONTROL CAM WELDMENT FOR GRIP STICK SUPPORT
HK21E HK21-A1 AXLE FOR FEED MECH PAWL, FOLLOWER, FEED L...
HK21E HK23E #9 40 DEGREE LOCKING PIECE, GERMAN NEW
HK21E HK23E 3MM CYLINDRICAL PIN AND COMPRESSION SPRING ...
HK21E HK23E 3MM CYLINDRICAL PIN NEW FOR FEED MECH, GERM...
HK21E HK23E 4MM SPRING WASHER FOR BELT INLET
HK21E HK23E AXLE FOR BIPOD LEGS NEW, GERMAN
HK21E HK23E BIPOD BEARING BOX NEW, GERMAN
HK21E HK23E BIPOD LEG CATCH LEVER NEW, GERMAN
HK21E HK23E BIPOD RETAINER SPRING CLIP NEW, GERMAN
HK21E HK23E BOLT CARRIER NEW IN WHITE, GERMAN,
HK21E HK23E BUFFER BUSHING, GERMAN
HK21E HK23E BUFFER CAP FOR BACKPLATE/BUFFER ASSEMBLY
HK21E HK23E BUFFER PISTON NEW, GERMAN
HK21E HK23E BUFFER SLEEVE FOR COMPLETE BACKPLATE, GERMA...