HK93 / HK53 / HK33 Receivers / Uppers

HK93 / HK53 / HK33 Receivers / Uppers

Upgrade the core of your HK93/53/33. Choose from genuine HK receivers, high-quality US-made options, and custom receivers for specialized builds.

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  • New - DTAC Picatinny Rail For HK Receivers - 15 Slot - HKP-17819 DTAC Picatinny Rail For HK Receivers - 15 Slot
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    DTAC Picatinny Rail For HK Receivers - 15 Slot

    DTAC Dakota Tactical

    $74.95
    Dakota Tactical Picatinny Rail To Weld To The Receiver Mil-Spec all steel picatinny rail in the white, relief cut for HK receivers & made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible...
    $74.95
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  • New - HKP HK 93/53/33 (5.56/.223) Receiver Flat With Weldment Set - HKP-00006
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    HK33, HK53, HK93 Receiver Flat - Complete Weldment Set

    HKP HK Parts

    $229.95
    HK .223, 556, & 300 BLK Receiver Flat With Complete Weldment Set Combo   Each flat and weldment set comes with 223/556/300BLK complete as a builders combo ready to assemble.   Compatible With: HK93, HK33, & HK53 Style Builds 300...
    $229.95
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  • HK MP5 End Cap with Sling Swivel
HK MP5 End Cap with Sling Swivel
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    HK MP5 End Cap with Sling Swivel

    HKP HK Parts

    $84.95
    HK Alloy Pistol End Cap with Sling Swivel Made from solid billet aircraft grade aluminum with the HK German sling loop and rubber heavy duty H buffer. With the alloy construction this unit will not break like the plastic end caps.  Compatible...
    $84.95
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  • New - H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - HKP-00465 HK (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release
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    HK (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release

    H&K Heckler & Koch

    $29.95
    HK .223/556 & 308 Contact Piece For Paddle Magazine Release German HK manufacture. The contact piece is used in the magazine release assembly for the paddle mag release. Compatible With: HK 33, 53, 93 HK G3, 91, PTR91
    $29.95
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  • New - DTAC Picatinny Rail For HK Receivers - 13 Slot - HKP-17818 DTAC Picatinny Rail For HK Receivers - 13 Slot
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    DTAC Picatinny Rail For HK Receivers - 13 Slot

    DTAC Dakota Tactical

    $74.95
    DTAC Picatinny Rail For HK Receivers - 13 Slot Mil-Spec all steel picatinny rail in the white, relief cut for HK receivers & made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible With: HK...
    $74.95
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  • New - RCM HK93 Trunnion - HKP-20807 RCM HK93 Trunnion
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    RCM HK93 Trunnion

    RCM

    $65.00
    RCM HK93 Trunnion Made to exact factory HK specifications for the HK93, HK33  type builds. These are the best trunnions of their kind on the market. Machined to HK spec making the install painless and hassle free. The way a custom HK build it should...
    $65.00
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  • New - H&K Cocking Tube End Cap Detent - HKP-18050
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    HK End Cap - Detent - Cocking Tube

    H&K Heckler & Koch

    $4.95
    HK German Cocking Tube End Cap/Dust Cap Detent HK German cocking tube detent for all steel and aluminum cocking tube end caps. Made of steel and finished in black.
    $4.95
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  • Flat Bending Jig Set For All HK Style Flats - RENTAL HKP HK Parts HKP-19595-RENTAL HK Flat Jig Set - Receiver Flats - Bending - RENTAL
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    HK Flat Jig Set - Receiver Flats - Bending - RENTAL

    HKP HK Parts

    $99.95
    Flat Bending Jig Set For All HK Style Receiver Flats - RENTAL Receiver flat bending jig RENTAL for all HK receiver flats.  Our rental jigs are crafted in the US from billeted steel and include the latest revisions with proper dowel spacing for the...
    $99.95
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  • On Sale
    HK MP5, G3, PTR, HK93 Push Button for Magazine Catch H&K Heckler & Koch HKP-22325 HK MP5, G3, PTR, HK93 Push Button for Magazine Catch H&K Heckler & Koch HKP-22325
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    HK MP5, G3, PTR, HK93 Push Button for Magazine Catch - Used

    H&K Heckler & Koch

    Now: $3.71
    Was: $8.95
    H&K MP5, G3, PTR, HK93 Push Button for Magazine Catch - Used   Factory original HK push button replacement part. Limited quantity available.   This is a used part, sold AS-IS, and is not eligible for return.  Compatible...
    Now: $3.71
    Was: $8.95
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  • On Sale
    HK MP5 End Cap with Sling Swivel - BLEMISHED
HK MP5 End Cap with Sling Swivel - BLEMISHED
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    HK MP5 End Cap with Sling Swivel - BLEMISHED

    HKP HK Parts

    Now: $48.42
    Was: $84.95
    HKP MP5 End Cap with Sling Swivel - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Made from solid billet aircraft grade aluminum with the HK German...
    Now: $48.42
    Was: $84.95
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  • Out Of Stock
    New - H&K German Bayonet Adapter With Hardware - HKP-00021 HK German Bayonet Adapter With Hardware

    HK German Bayonet Adapter With Hardware

    H&K Heckler & Koch

    $0.00
    H&K German Bayonet Adapter With Hardware HK German Bayonet Adapter W/ Screw & Hardware. The HK bayonet adapter replaces the cocking tube end cap (dust cap). Then the bayonet slides into the spring-loaded mechanism in the bayonet adapter. ...
    $0.00
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  • Out Of Stock
    Used - H&K 93/53/33 (5.56/.223) Rear Receiver Section - HKP-16481 HK33, HK53, HK93 Rear Receiver Section

    HK33, HK53, HK93 Rear Receiver Section

    H&K Heckler & Koch

    $79.95
    H&K 93/53/33 (5.56/.223) Rear Receiver Section Each rear receiver section is from a factory German HK 33/53 that was demilled and includes the welded on rear sight base and push pin bushing intact.
    $79.95
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