HK 93/53/33 Receivers / Uppers

HK 93/53/33 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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  • HKP Rear Stock Pin Bushing Weldment

    HKP Rear Stock Pin Bushing Weldment

    HKP HK Parts

    $3.95
    HK Rear Stock Push Pin Bushing Weldment All-steel rear stock pin bushing weldment for welding in the rear of the flat. This bushing welds into the folded flat and guides the large push pin through the receiver to hold the stock to the receiver...
    HKP-17573
    $3.95
    Qty in Cart: 0
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    $3.95
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  • DTAC Mag Paddle Bushing With Pin For Semi Builds DTAC Mag Paddle Bushing With Pin For Semi Builds

    DTAC Mag Paddle Bushing With Pin For Semi Builds

    DTAC Dakota Tactical

    $9.89
    DTAC Mag Paddle Bushing With Pin For Semi-Builds This part is made 100% in the US from 17-4 stainless steel. Latest production with patent pending anti-binding enhancement upgrade. Accurate tolerance for easy movement with minimal play. It has an...
    HKP-02194
    $9.89
    Qty in Cart: 0
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    $9.89
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  • H&K Cocking Tube Hanger Clip H&K Cocking Tube Hanger Clip

    H&K Cocking Tube Hanger Clip

    H&K Heckler & Koch

    $13.95
    H&K Cocking Tube Hanger Clip The HK cocking tube support hanger is the part that welds onto the end of the cocking tube that allows the forearm to install with the use of a small push pin. New HK German factory manufactured. Ready to weld onto your...
    HKP-00349
    $13.95
    Qty in Cart: 0
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    $13.95
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  • HKP Flat Bending Billeted Jig Set For All HK Style Flats HKP Flat Bending Billeted Jig Set For All HK Style Flats

    HKP Flat Bending Billeted Jig Set For All HK Style Flats

    HKP HK Parts

    $449.95
    HKP Flat Bending Billeted Jig Set For All HK Style Flats NEW LATEST 4th GENERATION  VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE!  Billeted universal flat bending jig for all HK receiver flats including our new PTR .308 flats and the...
    HKP-19583
    $449.95
    Qty in Cart: 0
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    $449.95
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  • HKP Picatinny Rail For HK Receivers - 17 Slot HKP Picatinny Rail For HK Receivers - 17 Slot

    HKP Picatinny Rail For HK Receivers - 17 Slot

    HKP HK Parts

    $69.95
    HKP Picatinny Rail For HK Receivers - 17 Slot Mil-Spec all steel Picatinny rail in the white. Relief cut for HK receivers and made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible With: HK...
    HKP-01446
    $69.95
    Qty in Cart: 0
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    $69.95
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  • DTAC 90 Series Semi Auto Shelf Weldment - Billeted DTAC 90 Series Semi Auto Shelf Weldment - Billeted

    DTAC 90 Series Semi Auto Shelf Weldment - Billeted

    DTAC Dakota Tactical

    $34.95
    DTAC Spec Billeted Semi Auto Shelf For C/P'ed Trigger Group -Dakota Tactical The needed receiver shelf that is welded to the magwell of the receiver to allow the use of clipped & pinned trigger housings. These are as made to DTAC's custom specs...
    HKP-18072
    $34.95
    Qty in Cart: 0
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    $34.95
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  • HKP Semi Shelf Weldment - Metal Grip Housing HKP Semi Shelf Weldment - Metal Grip Housing

    HKP Semi Shelf Weldment - Metal Grip Housing

    HKP HK Parts

    $14.95
    HKP Semi Shelf Weldment Metal Grip Housing For Semi-Auto Trigger Packs This HK German specification metal trigger frame weldment is designed for converting SEF style housings from full auto to semi-auto. This weldable block or shelf is essential for...
    HKP-16657
    $14.95
    Qty in Cart: 0
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    $14.95
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  • HKP Picatinny Rail For HK Receivers - 15 Slot HKP Picatinny Rail For HK Receivers - 15 Slot

    HKP Picatinny Rail For HK Receivers - 15 Slot

    HKP HK Parts

    $59.95
    HKP Picatinny Rail For HK Receivers - 15 Slot Mil-Spec all steel CNC'ed picatinny rail in the white, relief cut to fit flush and low profile on HK receivers. The most solid and consistent mounting platform made for mounting scopes and optics to HK builds...
    HKP-18241
    $59.95
    Qty in Cart: 0
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    $59.95
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  • Flat Bending Jig Set For All HK Style Flats - Billeted - All Steel Flat Bending Jig Set For All HK Style Flats - Billeted - All Steel

    Flat Bending Jig Set For All HK Style Flats - Billeted - All Steel

    $599.95
    Flat Bending Jig Set For All HK Style Flats - Billeted - All Steel NEW- LATEST 4th GENERATION 100% ALL STEEL VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE!  All steel billeted universal flat bending jig for all HK receiver flats including our new...
    HKP-19595
    $599.95
    Qty in Cart: 0
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    $599.95
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  • HKP 90 Series Paddle Mag Release Easy Install Fixture HKP 90 Series Paddle Mag Release Easy Install Fixture

    HKP 90 Series Paddle Mag Release Easy Install Fixture

    HKP HK Parts

    $187.95
    HKP 90 Series Paddle Mag Release Easy Install Fixture The original one and only paddle mag release fixture. The perfect jig for the installation of the factory correct paddle mag release with the proper hole placement and an easy to use jig that will...
    HKP-17587
    $187.95
    Qty in Cart: 0
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    $187.95
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  • HKP MP5 End Cap with Sling Swivel HKP MP5 End Cap with Sling Swivel

    HKP 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...
    HKP-18138
    $84.95
    Qty in Cart: 0
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    $84.95
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  • DTAC Picatinny Rail For HK Receivers - 13 Slot DTAC Picatinny Rail For HK Receivers - 13 Slot

    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...
    HKP-17818
    $74.95
    Qty in Cart: 0
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    $74.95
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  • HKP HK 93/53/33 (5.56/.223) Receiver Flat With Weldment Set

    HKP HK 93/53/33 (5.56/.223) Receiver Flat With 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...
    HKP-00006
    $229.95
    Qty in Cart: 0
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    $229.95
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  • H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release

    H&K (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
    HKP-00465
    $29.95
    Qty in Cart: 0
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    $29.95
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  • DTAC Picatinny Rail For HK Receivers - 15 Slot DTAC Picatinny Rail For HK Receivers - 15 Slot

    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...
    HKP-17819
    $74.95
    Qty in Cart: 0
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    $74.95
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  • H&K Cocking Tube End Cap Detent

    H&K Cocking Tube End Cap Detent

    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.
    HKP-18050
    $4.95
    Qty in Cart: 0
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    $4.95
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  • RCM HK93 Trunnion RCM HK93 Trunnion

    RCM HK93 Trunnion

    RCM

    $64.95
    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...
    HKP-20807
    $64.95
    Qty in Cart: 0
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    $64.95
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  • On Sale
    H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - USED - BLEMISHED H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - USED - BLEMISHED

    H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - USED - BLEMISHED

    H&K Heckler & Koch

    Now: $18.95
    Was: $29.95
    H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - USED - BLEMISHED USED. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. German HK...
    HKP-00465-B
    Now: $18.95
    Was: $29.95
    Qty in Cart: 0
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    Now: $18.95
    Was: $29.95
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  • H&K 93/53/33 (5.56/.223) Rear Receiver Section H&K 93/53/33 (5.56/.223) Rear Receiver Section

    H&K 93/53/33 (5.56/.223) 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.
    HKP-16481
    $79.95
    Qty in Cart: 0
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    $79.95
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