HK33 / HK53 / HK93 Receivers / Uppers

HK33 / HK53 / HK93 Receivers / Uppers

Upgrade the core of your HK33, HK53, HK93. Choose from genuine HK receivers, high-quality US-made options, and custom receivers for specialized builds.

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    New - H&K Barrel Retaining Pin - 5.15mm - HKP-01662 HK Barrel Retaining Pin - 5.15mm

    HK Barrel Retaining Pin - 5.15mm

    H&K Heckler & Koch

    $14.95
    H&K Barrel Retaining Pin - 5.15mm This is the barrel pin used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK barrel in the trunnion. Each pin is slightly oversized for...
    $14.95
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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 HK91, G3, HK33, HK53, HK93 Contact Piece for Paddle Mag Release
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    HK91, G3, HK33, HK53, HK93 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 HK93 Trunnion
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    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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  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) Magazine Catch - Latest Design - HKP-01059

    HK33, HK53, HK93 Magazine Catch - Latest Design

    H&K Heckler & Koch

    $49.95
    HK German Factory HK93, 33, 33K & HK53 Ejector Lever New HK German 93,33,53 mag catch for magazine release.  Compatible With: HK93 HK33 HK53 HK33K Clone or other custom builds
    $49.95
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  • Flat Bending Jig Set For All HK Style Flats - RENTAL HKP HK Parts HKP-19595-RENTAL HK Flat Jig Bending Set - Receiver Flats - RENTAL
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    HK Flat Jig Bending Set - Receiver Flats - 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...
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    Was: $8.95
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  • New - HK G41 Dust Cover w/ Ejection Port Door - HKP-02048 HK G41 Dust Cover w/ Ejection Port Door
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    HK G41 Dust Cover w/ Ejection Port Door

    H&K Heckler & Koch

    $29.95
    HK G41 Dust Cover W/ Ejection Port Door
    $29.95
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