MK23 Sights / Optics / Optic Plates
Looking for a sight, night sight or optics for your HK Mark 23? HKParts stocks large selections of both that have been created for the HK Mark 23. Choose from parts and accessories such as front sights, night sights and rear sights. We have everything to best fit your needs. Make HKParts your choice today!
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On Sale
HK Mark 23 Front Sight
H&K Heckler & Koch
Now: $49.95Was: $54.95HK Mark 23 Front Sight Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+4) 7.1mm (+8) 7.5mm (+12) Please Note: The front sight is manufactured in a single standard size(6.3mm). The rear sights come in a variety of heights to allow for...HKP-01623Now: $49.95Was: $54.95 -
On Sale
HK Mark 23 7.1mm +4 Rear Sight
H&K Heckler & Koch
Now: $40.95Was: $44.95HK Mark 23 Rear Sight - 7.1mm 7.1mm - +4mm Each (+) raises the POI by 2", each (-) lowers it by 2". Other Rear Sight heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+2) 7.1mm (+4) 7.5mm (+6)HKP-16651Now: $40.95Was: $44.95 -
On Sale
HK Mark 23 Rear Sight - -2, 5.9mm
H&K Heckler & Koch
Now: $50.95Was: $55.95HK Mark 23 5.9mm -2 Rear Sight Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+4) 7.1mm (+8) 7.5mm (+12)HKP-02257Now: $50.95Was: $55.95 -
On Sale
HK Mark 23 Rear Sight - -4, 5.5mm
H&K Heckler & Koch
Now: $41.95Was: $45.95Heckler and Koch 5.5mm -4 Rear Sight for HK Mark 23 Other Rear Sight Heights: 5.5mm (-4) 5.9mm (-2) 6.3mm (standard) 6.7mm (+2) 7.1mm (+4) 7.5mm (+6)HKP-02258Now: $41.95Was: $45.95