Sights / Optics / Optic Mounts

Sights / Optics / Optic Mounts

Explore our extensive selection of HK-specific sights, optics, and optic mounts at HKParts, designed to enhance accuracy and performance for various HK models. Our collection includes Trijicon night sights, Meprolight illuminated optics, and Picatinny rail mounts, ensuring compatibility and precision for HK firearms. Whether upgrading your HK VP9, MP5, or any other model, our top-quality sighting solutions provide the reliability and tactical advantage you need.

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  • On Sale
    New - H&K HK 416 Extended 11" A3 Forearm w/ Flip Up Front Sight - HKP-17377 HK416 A3 Handguard - Flip Up Sight - 11" - Extended
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    HK416 A3 Handguard - Flip Up Sight - 11" - Extended

    H&K Heckler & Koch

    Now: $719.96
    Was: $799.95
    HK 416 A3 Extended Forearm With Integrated Flip Up Front Sight: HK designed & manufactured in Germany 11" HK416 A5, MR556 extended quad rail. This drop in unit offers 2 full inches in extra length. Not the standard 9" rail that comes with the HK...
    Now: $719.96
    Was: $799.95
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    New - H&K 416 Folding Front Sight - Complete - HKP-22022 HK 416 Folding Front Sight - Complete

    HK 416 Folding Front Sight - Complete

    H&K Heckler & Koch

    Now: $169.16
    Was: $187.95
    H&K 416 Folding Front Sight - Complete Factory H&K folding front sight for the HK416 with a 33mm sighting line. Compatible With: HK MR556 HK416    
    Now: $169.16
    Was: $187.95
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    Was: $187.95
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    New - XS Sight Systems HK VP9OR R3D 2.0 Night Sights - Orange - HKP-21465
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    HK VP9OR R3D 2.0 Night Sights - Orange

    XS Sights

    Now: $115.16
    Was: $127.95
    XS Sight Systems VP9OR R3D 2.0 Night Sights - Orange Their second-generation R3D night sights are engineered to give you a brighter stronger set of sights. Easily install their sights with a set that requires 50% less force for installation. R3D sights...
    Now: $115.16
    Was: $127.95
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    New - XS Sight Systems HK VP9OR R3D 2.0 Rear Sight - HKP-21618 HK VP9OR R3D 2.0 Rear Sight
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    HK VP9OR R3D 2.0 Rear Sight

    XS Sights

    Now: $53.96
    Was: $59.95
    XS Sight Systems HK VP9OR R3D 2.0 Rear Sight Their second-generation R3D night sights are engineered to give you a brighter stronger set of sights. Easily install their sights with a set that requires 50% less force for installation. R3D sights are built...
    Now: $53.96
    Was: $59.95
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  • On Sale
    New - Blitzkrieg PTR Flat Front Sight Gen 2 - Luminescent Green - HKP-21104 PTR Flat Tip Front Sight - Gen 2 - Luminescent Green
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    PTR Flat Tip Front Sight - Gen 2 - Luminescent Green

    Blitzkrieg Components

    Now: $79.16
    Was: $87.95
    Blitzkrieg PTR Flat Tip Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight offers an innovative approach to this classic sighting system. Featuring a conventional flat-tipped post and a striking Tritium dot with a Lumi Green...
    Now: $79.16
    Was: $87.95
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    New - HK G36 Single Optic Carrying Handle - Incomplete - - HKP-16365 HK G36 Single Optic Carrying Handle - Incomplete -

    HK G36 Single Optic Carrying Handle - Incomplete -

    Now: $134.95
    Was: $149.95
    HK G36 Single Optic Carrying Handle - Incomplete  Stripped. The perfect for replacement of your well worn housing or broken housing. Just install your optic and you have a like new unit.
    Now: $134.95
    Was: $149.95
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    New - Truglo HK VP/45C/P30 TFX™ Tritium Fiber-Optic Day/Night Sights - Green - HKP-17654

    HK45C, VP, P30 Optic Sight TFX™ - Day and Night - Tritium Fiber - Green

    Truglo

    Now: $125.95
    Was: $139.95
    Truglo HK VP/45C/P30 TFX™ Tritium Fiber-Optic Day/Night Sights - Green Glowing bright both day and night, TFX sights are always ready. Illuminating elements are encased inside a virtually indestructible chemical and shock-resistant capsule and the...
    Now: $125.95
    Was: $139.95
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  • On Sale
    New - Heinie HK VP/P30/45 Night Sight Set - HKP-02124 Heinie HK VP/P30/45 Night Sight Set
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    Heinie HK VP/P30/45 Night Sight Set

    Heinie

    Now: $179.95
    Was: $199.95
    Heinie EZ-Lock LEDGE QWIK Straight Eight Night Sight Set These sights have a rear notch that is .156 wide. This wider rear notch allows for quicker acquisition of the front sight by showing more light on either side of the front. These new 3950L model...
    Now: $179.95
    Was: $199.95
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    Was: $199.95
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  • On Sale
    New - H&K HK 416 Roll Pin For 33mm Front Folding Sight - HKP-14144
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    HK416 Roll Pin For 33mm Front Folding Sight

    H&K Heckler & Koch

    Now: $4.46
    Was: $4.95
    HK 416 Roll Pin For 33mm Front Folding Sight This version is the enhanced (longer) roll pin for a more secure fitment. 
    Now: $4.46
    Was: $4.95
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  • On Sale
    Used - XS Front & Rear Night Sight System - HK - HKP-00883 HK 90 Series Night Sight System - Front and Rear
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    HK 90 Series Night Sight System - Front and Rear

    XS Sights

    Now: $138.59
    Was: $153.99
    XS Front & Rear Night Sight System - HK Compatible With: HK MP5, 94 HK MP5K, SP89 HK 90 series or Clones HK 91, G3, PTR HK 93, 33, 53 HK MP5 40/10 HK21 HK 416 Other HK 90 series custom builds that use the diopter-style sights.
    Now: $138.59
    Was: $153.99
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  • On Sale
    New - Holosun 510 Series Open Reflex Sight - Picatinny Mount - HKP-21656-M Holosun 510 Series Open Reflex Sight - Picatinny Mount
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    Holosun 510 Series Open Reflex Sight - Picatinny Mount

    Holosun

    Now: $319.45
    Was: $354.95
    Holosun 510 Series Open Reflex Sight - Universal Picatinny Mount The HS510C is a versatile open reflex optic designed for long gun applications. HS510C is at home on carbines, PCCs, and shotguns due its durable design. HS510C features and aluminum...
    Now: $319.45
    Was: $354.95
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    Was: $354.95
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  • On Sale
    New - Omega HK UMP Rear Sight Complete - HKP-21266
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    Omega HK UMP Rear Sight Complete

    OMEGA

    Now: $35.96
    Was: $39.95
    Omega HK UMP Rear Sight Complete: All the parts needed for the rear sight on a Gideon Shadow UMP style build. New USA made parts for your build.   Will only work with Gideon Shadow. Locking screw will not work with a German UMP receiver, DEF Gunz or...
    Now: $35.96
    Was: $39.95
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