HK21E 23E 13E REAR SIGHT APERTURE NEW, GERMAN
HK21E HK23E CATCH COMPLETE FOR FEED MECH
HK PUSH BUTTON FOR MAGAZINE CATCH
HK21/23/E BARREL CARRIER SPRING PLATE FOR CAP NEW, GERM...
HK21E 23E 13E REAR SIGHT APERTURE W/ SCREW AND SPRING
HK21E HK23E LOCKING LEVER FOR FEED MECH NEW
HK ROLL PIN FOR MAG CATCH
HK21/23/E BARREL CARRIER COMPRESSION SPRING FOR CAP NEW...
HK21E 23E 13E FLAT SPRING FOR REAR SIGHT APERTURE NEW, ...
HK21E SHIFT LEVER FOR FEED MECH NEW
HK23E HK13E G41 EXTRACTOR NEW, GERMAN
HK ROLLER RETAINER PLATE - SURPLUS
HK21/23/E BARREL CARRIER LOCKING PLATE FOR CAP NEW, GER...
HK21E 23E 13E WINDAGE DRUM ASSEMBLY FOR REAR SIGHT NEW,...
HK21E HK21-A1 AXLE FOR FEED MECH PAWL, FOLLOWER, FEED L...
HK21E HK23E CYLINDER HEAD SCREW FOR ASSAULT GRIP
HK ROLL PIN FOR ROLLER RETAINER PLATE
HK21E 23E 13E WINDAGE DRUM NEW, GERMAN
HK21E HK23E SPRING RING FOR ASSAULT GRIP
HK21 FOLLOWER WITH GUIDING BOLT FOR FEED MECH, GERMAN
HK21E 23E 13E WINDAGE DRUM SHAFT, GERMAN
HK21E HK23E LOCKING PLATE FOR ASSAULT GRIP
HK21E 23E 13E ELEVATION DRUM FOR REAR SIGHT NEW, GERMAN
HK21E HK23E GUIDING BOLT FOR FOLLOWER NEW, GERMAN
HK21E HK23E UPPER PLASTIC FOR ASSAULT GRIP NEW
ROLLER -8 NEW, HK CONTRACT
HK21E 23E 13E ADJUSTING RING FOR REAR SIGHT NEW, GERMAN
HK21E ROLLER FOR FEED MECH NEW, GERMAN
ROLLER -6 NEW, HK CONTRACT
HK21E 23E 13E DETENT PLUNGER FOR REAR SIGHT CLICK WHEEL...
HK21E HK23E ROLLER AXLE NEW, GERMAN
HK21E 23E / MSG90 RIVET PIN FOR REAR SIGHT NEW, GERMAN