HK CHEVRON FRONT SIGHT BLADE (LUMINESCENT GREEN)
HK CHEVRON FRONT SIGHT BLADE (ORANGE)
HK21 ELEVATION DRUM FOR REAR SIGHT NEW, 1000M
MSG90 HK21 ELEVATION DRUM FOR REAR SIGHT NEW, UNMARKED
HK21 CLICK WHEEL FOR REAR SIGHT NEW, GERMAN
MSG90 CLICK WHEEL FOR REAR SIGHT NEW, GERMAN
MSG90 SHAFT FOR CLICK WHEEL NEW, GERMAN
MSG90 HK21 DETENT PLUNGER FOR REAR SIGHT CLICK WHEEL NE...
HK21 REAR SIGHT APERTURE NEW, GERMAN
MSG90 HK21 FLAT SPRING FOR REAR SIGHT APERTURE NEW, GER...
MSG90 REAR SIGHT APERTURE NEW, GERMAN
HK21 ELEVATION DRUM FOR REAR SIGHT NEW, 1200M
HK21E 23E 13E SLOTTED PIN 2.5x8MM FOR REAR SIGHT NEW, G...
HK21E 23E / MSG90 RIVET PIN FOR REAR SIGHT NEW, GERMAN
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 13E ELEVATION DRUM FOR REAR SIGHT NEW, GERMAN
HK21E 23E 13E ADJUSTING RING FOR REAR SIGHT NEW, GERMAN
HK21E 23E 13E DETENT PLUNGER FOR REAR SIGHT CLICK WHEEL...
HK21E 23E 13E REAR SIGHT APERTURE W/ SCREW AND SPRING
HK21E 23E 13E REAR SIGHT APERTURE NEW, GERMAN
HK21E 23E 13E FLAT SPRING FOR REAR SIGHT APERTURE NEW, ...
HK21E HK23E REAR SIGHT BASE WITH FORWARD SCOPE BASE
HK FRONT SIGHT BLADE NEW
HK21/21E HK23/23E DOUBLE FRAME FRONT SIGHT BASE NEW
HK21E HK23E REAR SIGHT BASE NEW, GERMAN
HK21E COCKING LEVER HOUSING
HK REAR SIGHT MOUNTING SCREW, NEW
HK PRECISION CROSSHAIR FRONT SIGHT - DUPLEX CROSSHAIR -...
HK ROLL PIN FOR FRONT SIGHT NEW, GERMAN
HK MOUNTING HARDWARE SET FOR REAR SIGHT