HK Rifle / SMG Parts

HK Rifle / SMG Parts

Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

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  • On Sale
    Used - H&K 91/G3 (7.62x51/.308) Rear Sight Assembly - Surplus - HKP-18092 HK91, G3 Rear Sight  - Surplus
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    HK91, G3 Rear Sight - Surplus

    H&K Heckler & Koch

    Now: $13.46
    Was: $14.95
    HK German G3, 91, PTR Rear Sight Assembly Good - Very Good HK German factory sight. We offer the finest used German HK sights at the BEST price in the country. Each German HK used sight was hand selected & picked from to be the finest examples of all...
    Now: $13.46
    Was: $14.95
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  • On Sale
    New - HKP/H&K MP5/MP5K 9mm Muzzle Brake - 3-Lug - HKP-20323 HK MP5, MP5K 9mm Muzzle Brake - 3-Lug - QD
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    HK MP5, MP5K 9mm Muzzle Brake - 3-Lug - QD

    HKP HK Parts

    Now: $87.96
    Was: $109.95
    HKP MP5, MP5K 9mm Muzzle Brake - 3-Lug Easily attaches to MP5-spec. 9mm tri-lug barrels.  This HK muzzle brake features the new style locking latch that seats flush and doesn't come off while shooting like the 1st generation style were prone to...
    Now: $87.96
    Was: $109.95
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    Was: $109.95
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    On Sale
    New - H&K G36 (5.56/.223) Rear Stock Axle Pin - HKP-00741

    HK G36 Stock Axle Pin

    H&K Heckler & Koch

    Now: $35.06
    Was: $38.95
    G36 Stock Axle Pin For SL8 To G36 Stock Conversion New HK German manufacture. This is the axle pin that holds the G36 or G36C folding stock to the rear section of the receiver. Also used to mount the US-made rear stock block for those who are doing the...
    Now: $35.06
    Was: $38.95
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  • On Sale
    New - HKP SEF Enhanced Ambi Selector Set - Navy Style - HKP-18065 HK SEF Enhanced Ambi Selector Set - Navy Style
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    HK SEF Enhanced Ambi Selector Set - Navy Style

    HKP HK Parts

    Now: $61.56
    Was: $76.95
    Ambidextrous Selector Lever Set For SEF Navy Style Polymer Grip Frames Features: Made in the USA Billet machined enhanced left & right side selector lever set Latest HK style titanium detent, enhanced spring for positive movement between...
    Now: $61.56
    Was: $76.95
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    Was: $76.95
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  • On Sale
    New - AC-Unity HK G3 Pistol Grip - HKP-21629 HK MP5, HK91, G3 Pistol Grip
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    HK MP5, HK91, G3 Pistol Grip

    AC-Unity

    Now: $8.96
    Was: $9.95
    AC-Unity HK G3 Pistol Grip Beautifully designed and textured for a great feel and sure grip. It also goes correct for HK33 or MP5 style weapons using buttstocks mounted with steel backplates. It is made from an advanced polymer-resin/granulate that is...
    Now: $8.96
    Was: $9.95
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  • On Sale
    New - H&K 91/G3 (7.62x51/.308) Ejector Lever - HKP-00832
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    HK91, G3 Ejector Lever

    H&K Heckler & Koch

    Now: $22.45
    Was: $24.95
    New H&K .308 Ejector Lever   Genuine HK German part. Compatible With: HK G3 HK 91 PTR-91 HK 51
    Now: $22.45
    Was: $24.95
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    Was: $24.95
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  • Out Of Stock
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    New - B&T MP5, MP5K Low Profile Mount, Extended T1/T2 - HKP-16876 HK MP5, MP5K Optic Mount - 138mm - Low Profile - Extended Picatinny Rail

    HK MP5, MP5K Optic Mount - 138mm - Low Profile - Extended Picatinny Rail

    B&T Brugger & Thomet

    Now: $143.95
    Was: $159.95
    B&T MP5, MP5K Low Profile Picatinny Mount  Specifications: Color: Black Height max: 23.5 mm Length max: 138 mm Length of top rail: 138 mm Material: Aluminum NATO Accessory Rails: 1 weaver type style rail Part number: BT-21241 Treatment:...
    Now: $143.95
    Was: $159.95
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  • On Sale
    New - PTR HK 91/G3 (7.62x51/.308) Cocking Handle - HKP-00376
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    HK91, G3 Cocking Handle - Compliant - US

    PTR

    Now: $23.36
    Was: $25.95
    HK U.S. Made Cocking Handle - PTR Manufactured Compliant parts are hard to find and important for keeping your HK G3 and HK 91 build 922r compliant.  
    Now: $23.36
    Was: $25.95
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    Was: $25.95
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  • On Sale
    Used - H&K 91/G3 (7.62x51/.308) Cocking Handle - Green Rubberized - Surplus - HKP-17082 HK91, G3 Cocking Handle - Green Rubberized - Surplus
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    HK91, G3 Cocking Handle - Green Rubberized - Surplus

    H&K Heckler & Koch

    Now: $8.05
    Was: $8.95
    HK German HK G3 & HK 91 Older Style HK Green Cocking Handle Used green handled German military surplus cocking handle. No longer made or offered by HK. A genuine Heckler and Koch part. Compatible With: HK 91 HK G3 PTR-91 HK 51 HK PSG-1 HK MSG-90 HK...
    Now: $8.05
    Was: $8.95
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  • On Sale
    Used - H&K German Recoil Guide Rod Rivet-Used - HKP-16985
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    HK Rod Rivet - Recoil Guide - Used

    H&K Heckler & Koch

    Now: $0.43
    Was: $0.48
    H&K German Recoil Guide Rod Rivet-Used This rivet holds the stop pin and recoil spring captive and in place to the recoil rod itself. Compatible With: G3, 91, 33, 93, 53 MP5, 94 MP5K SP89 HK21 variants
    Now: $0.43
    Was: $0.48
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    On Sale
    New - H&K MP5SD Sealing Ring - HKP-00142

    HK MP5SD Sealing Ring

    H&K Heckler & Koch

    Now: $26.95
    Was: $29.95
    H&K MP5SD Sealing Ring Each HK MP5SD sealing ring is the sealing gasket that seals the SD suppressor against the trunnion on factory HK MP5SD's or factory correct SD conversions. This is a typical wear item as they do degrade and crack. Compatible...
    Now: $26.95
    Was: $29.95
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  • On Sale
    New - HKP Roller +1 - New - 8.01mm - HKP-19424 HKP Roller +1 - New - 8.01mm
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    HKP Roller +1 - New - 8.01mm

    H&K Heckler & Koch

    Now: $8.09
    Was: $8.99
    Roller +1 - New - 8.01mm HK Parts Standard (8.01 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...
    Now: $8.09
    Was: $8.99
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