Rifle / SMG Parts
Elevate Your H&K Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your H&K rifle with top-notch parts and accessories. From MP5 and MP5K to SP5 and UMP/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, SP5K, G36, or MP5 22, we have the H&K rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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H&K .45 ACP Thread Protector - Threaded 16x1 LH
H&K Heckler & Koch
$24.95H&K .45 ACP Thread Protector - Threaded 16x1 LH The cap fits all HK45 full size & compact barrels threaded 16x1 LH hand thread. A must have item to protect your threaded barrels, exposed threads, and your HK pistol investment. The use of the...HKP-00297$24.95 -
H&K HK 93/53/33 (5.56/.223) 30 Round Magazine - Steel
H&K Heckler & Koch
$80.00HK93, HK33, & HK53 - 30 Round Magazine HK Factory German. All-steel latest production magazine and hard to find. This magazine was discontinued in 2021 and is no longer in production. Stock up as we have the last remaining units available...HKP-00484$80.00 -
H&K MP5 Armorer's Manual - 90 Pages
H&K Heckler & Koch
$19.95H&K MP5 Armorer's Manual - 90 Pages Table of Contents History of Heckler and Koch General Information Exterior Nomenclature Safety Check / Clearing Procedure Markings on the MP5 Major Variants (Model variants) Operator Use / Field Stripping Care...HKP-00101$19.95 -
Magpul AR/M4 30 Round TMAG Magazine
Magpul
$24.95Magpul AR/M4 30 Round TMAG Magazine The TMAG 30 AR/M4 GEN M3 is a highly reliable, translucent, 30-round magazine for STANAG-compatible weapons chambered in 5.56x45 NATO/.223 Remington. Molded from a durable translucent material with an olive drab hue,...HKP-21149$24.95 -
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95HKP 90 Series Flat Trigger - Enhanced With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will fit all 0,1 & SEF & Navy style trigger packs. Each trigger counts as...HKP-18364$49.95 -
Walther 20 Round HK 416/Colt M4 .22LR Magazine - Gray
Walther
$24.95HK, Umarex, Walther, HK416 .22LR Magazine - 20 Round Magazine Brand New Walther German manufactured 20 round .22 cal magazine. Compatible With: HK 416 .22 Colt M4 .22 HK G36 .22 Beretta ARX 160 .22 Hammerli Tac .22 Please Note: *Special Price- ON...HKP-14554$24.95 -
H&K Roller For Bolt Head 8.00mm - Standard
H&K Heckler & Koch
$12.95H&K Roller For Bolt Head 8.00mm - Standard The 8mm roller is the proper roller size for the standard "zero" function. The correct 8mm roller is essential for proper head spacing and bolt gap. New HK German, not surplus or used goods, that are worn...HKP-00506$12.95 -
On Sale
HK 91/G3 (7.62x51/.308) Rubberized Mag Pouch - Surplus
Now: $4.95Was: $9.95German Surplus Green Rubberized Mag Pouch Used Compatible With: HK G3, 91, PTR & CETME Custom HK builds & HK Clones Please note: These range in shades of green color from OD green to Jungle green. If you have a preference please make a note...HKP-16321Now: $4.95Was: $9.95 -
MFI HK G3, 91, 93, 33 PTR & MP5 Scope Mount - Windowed
MFI
$124.95MFI HK G3, 91, 93, 33 PTR & MP5 Scope Mount - Windowed This model is the same as the best-selling low-profile mount, only with added windows for extra weight savings and a viewing window to see the serial numbers on the MP5/94 series of...HKP-02708$124.95 -
HKP MP5, MP5K Cocking Handle - Extended
HKP HK Parts
$39.95HK MP5, MP5K Contoured Cocking Handle - Extended Enhanced extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and each is made 100% from solid steel billet. Each item also...HKP-17149$39.95 -
HKP, Magpul MP5K VFG w/Rail Section - 3 Slots
HKP HK Parts, Magpul
$69.95HKP, Magpul MP5K VFG w/Rail Section - 3 Slots New VFG for the MP5K platform is now M-LOK compatible and comes with a Magpul Aluminum 3 slot rail. The perfect combination to install lights or lasers. M-LOK slots are integrated on both sides to make it a...HKP-20726$69.95 -
H&K GSG-5 Push Pin Upgrade Kit
H&K Heckler & Koch
$29.95H&K GSG-5 Push Pin Upgrade Kit This item is a set of genuine HK German factory push pins that will upgrade all your GSG-5 rifles or pistols to quick take-down push pins. This is one of the most common and desirable upgrades available for your GSG5...HKP-01064$29.95 -
HKP Single Point Sling - HK Style - Black
HKP HK Parts
$34.95HK Single Point Sling in Black This is a very nice sling for the money. It also has quick detach buckles that allow quick changes and removal. Specifications: Composition: Thick, all-black, heavy-duty Style: Bungee-type design for...HKP-02644$34.95 -
HKP Paddle Style Extended Mag Release - EMR
HKP HK Parts
$44.95HKP Paddle Style Extended Mag Release - EMR A great addition to any paddle style mag release, such as those found on an HK. The extended mag release is machined from a solid billet of aircraft grade aluminum and hard anodized aluminum for a lightweight...HKP-17079$44.95 -
HKP Roller +6 - New - 8.06mm
HKP HK Parts
$8.99Roller +6 - New - 8.06mm HK Parts Standard (8.06 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...HKP-19439$8.99 -
H&K 91/93/33/53/G3 (5.56/ 223) & (7.62x51/.308) Buffer Screw Locking Washer - Zinc Plated
H&K Heckler & Koch
$0.25HK G3, 91, PTR & HK93, 33, 53 - Locking Washer For Small Buffer Screws New not surplus latest generation of G3, 91, PTR toothed locking washer. Zinc plated (galvanized) as to not corrode or rust like the older style units found on surplus stocks...HKP-17882$0.25 -
H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED
H&K Heckler & Koch
$74.95H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED HK German factory date coded SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push pin firearms that do not require a clipped and pinned housing...HKP-19997$74.95 -
H&K MP5, SP5, HK94 4 Position A3 F Retractable Rear Stock
H&K Heckler & Koch
$624.95HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position This German HK A3 retractable is the latest & greatest HK retractable German stock available. The F stock is designed to take the abuse of heavy +P & +P+ rounds as well...HKP-17614$624.95 -
Maglula Universal Magazine Loader
Maglula
$34.95Maglula Universal Magazine Loader The UpLULA mag loader is a military grade-quality universal pistol magazine loader and unloader designed for loading and unloading almost all 9mm Luger up to .45ACP magazines, single and double stack, and 1911's of all...HKP-14531$34.95 -
HKP MP5SD 9mm Cocking Tube
HKP HK Parts
$99.95MP5SD Cocking Tube - US Made HK German MP5SD spec cocking tube for use on MP5SD style builds or custom SD builds. These are the best MP5SD cocking tube ever offered. Each unit is made from the original factory HK prints & tooling to the perfect HK...HKP-15700$99.95 -
H&K Push Pin Set - MP5, G3/91, 33/53/93
H&K Heckler & Koch
$15.49HK Set Of Two (One Large And One Small) Push Pins -Used These are great replacements or spare parts to keep on hand. Compatible With: HK91 & G3 53, 33, and 93 MP5, SP5, SP89 PTR and GSG-5 family of guns. Please Note: The GSG5 will take...HKP-00673$15.49 -
KES HK MP5K Buttstock
Safety Harbor Firearms
$279.99KES HK MP5K Buttstock The all-new KES for the MP5k is designed to fit HK clones with two pins affixing the rear receiver cap. Specifications: Guide rods slide into the existing slots present on the receiver Rods machined to go underneath the reinforcing...HKP-21087$279.99 -
HKP Quick Detach Sling Attachment Sling Pin - Small
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Small The small push pin is used to retain the forearm to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for the...HKP-18071$37.95 -
H&K 15 Round MP5/SP5/MP5K/SP5K 9mm Curved Magazine
H&K Heckler & Koch
$80.00HK German MP5, MP5K, SP5, SP5K - 15 Round Magazine Brand new factory fresh German HK 15 round curved magazine. Each magazine is stamped 9X19mm and is a new HK German production. Compatible With: HK MP5, Sp5 HK MP5K, SP5K HK SP89 HK 94 Custom...HKP-02409$80.00 -
H&K MP5K/SP89/SP5K 9mm HK Marked Folding Stock
H&K Heckler & Koch
$399.95HK Marked MP5K, SP5K, SP89 & MP5K-N, PDW Folding Stock This is the original "HK" logo marked HK factory stock, found on all HK German MP5K's or PDW's. Each stock is marked HK and uses the HK German backplate/buffer factory assembly. Overall Length is...HKP-00391$399.95 -
Choate MP5 & HK94 End Cap & Sling Swivel
Choate
$36.95Choate MP5 & HK94 End Cap and Sling Swivel Made in the USA, MP5 and HK94 end cap features an extra thick heavy-duty rubber buffer that is replaceable with a simple screwdriver. Each HK end cap also features a sling swivel for use with all types of...HKP-00115$36.95 -
On Sale
Czech M10M Gas Mask with Filters - LIKE NEW
Czech
Now: $19.95Was: $29.95Czech M10M Gas Mask with Filters - Like New The Czech M10M gas mask comes with filter and drinking tube. This lightweight mask was specially designed for extended use with superior comfort, secure fit, and low breathing resistance. The M10M mask's main...HKP-19932Now: $19.95Was: $29.95 -
HKP Rear Sight Oval Washer
HKP HK Parts
$2.95HKP Rear Sight Oval Washer HK German oval washer for the rear sight diopter style assemblies. This is the needed washer used in conjunction with the locking washer. Fits and works with all diopter-style rear sights.HKP-00870$2.95 -
Trijicon RMR Red Dot Sight Replacement Screw
USA
$1.95Replacement Screw For Trijicon RMR 6-32 x 1/2" flat head socket cap screw with thread locker. Requires a 2mm allen head key.This replacement screw is to mount your Trijicon RMR optic to your #2 mounting plate. **Each screw is sold separately/individually...HKP-20035$1.95 -
H&K Front Sight Tower & Cocking Handle Pin
H&K Heckler & Koch
$1.95H&K Front Sight Tower & Cocking Handle Pin Front sight tower roll pin for all HK 90 series front sights as well with some other applications. Compatible With: MP5 & SP5 MP5K & SP5K HK G3 & 91 HK 33, 53, 93HKP-00096$1.95 -
H&K Standard Stock Buttpad - OD Green - Surplus
H&K Heckler & Koch
$2.95H&K Standard Stock Buttpad - OD Green - Surplus HK German manufactured surplus A2 style stock buttpad in dark OD green. Used in fair condition. Compatible With: G3 & HK91HKP-17364$2.95 -
HKP MP5SD Enhanced SD Shroud
HKP HK Parts
$129.95MP5SD weldable suppressor shroud for HK MP5 SD builds The finest SD shroud ever made or available. CNC machined & fully de-burred with the handguard attachment lugs being machined in from the outset, not welded in as found on other aftermarket style...HKP-15701$129.95 -
Out Of Stock
B&T MP5, MP5K - Low Profile Scope Mount
B&T Brugger & Thomet
$119.95B&T MP5, MP5K - Low Profile Scope Mount B&T low profile scope mount. Specifications: Color: Black Height max: 30.7 mm Length max: 84 mm Length of top rail: 84 mm Material: Aluminum NATO Accessory Rails: 1 Part number: BT-21222 Treatment:...HKP-16875$119.95 -
HKP Roller +8 - New - 8.08mm
HKP HK Parts
$8.99Roller +8 - New - 8.08mm HK Parts Standard (8.08 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...HKP-19437$8.99 -
HKP Roller +2 - New - 8.02mm
HKP HK Parts
$8.99Roller +2 - New - 8.02mm HK Parts Standard (8.02 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...HKP-19423$8.99 -
Overwatch Precision 32 Round MP5 Variants 9mm Magazine
Overwatch Precision
$29.95Overwatch Precision 32 Round MP5 Variants 9mm Magazine The Overwatch Precision Polymer magazine is a 32-round 9mm polymer mag for HK MP5, SP5K, MP5K, SP5K, and factory spec HK MP5,MP5K style clones. Its unique and custom feed lip and follower...HKP-20102$29.95 -
HKP HK MP5, MP5K Extended Cocking Handle - Enhanced
HKP HK Parts
$39.95HKP HK MP5, MP5K Extended Cocking Handle - Enhanced Enhanced extended cocking handle for the MP5 & MP5K style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and each is made from solid steel billet. Also...HKP-18267$39.95 -
GSG HK MP5 .22LR Magazine Clamp
GSG German Sports Guns
$29.95HK MP5 22LR - Magazine Clamp Each HK-style mag clamp is made of steel and is the highest quality aftermarket magazine clamp ever made, as these were made specifically for the MP5 .22LR mags. Holds two magazines together for tactical use and faster mag...HKP-00791$29.95 -
HK 416, MR556 & MR762 Battle Grip With Storage - Black
$59.99H&K 416/417 & MR556/762 Battle Grip With Storage - Black HK German V7 factory battle grip with storage compartment incorporated in the grip base. Compatible With: HK 416/416-A5/MR556 HK 417/MR762 HK M27 HK G28 AR-15, M4, & M16...HKP-17678$59.99 -
HKP HK MP5 .22LR M-LOK Pistol Model Handguard
HKP HK Parts
$99.95HKP HK MP5 .22LR M-LOK Pistol Model Handguard The M-LOK tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required a true drop in option. Designed from the ground up by HK enthusiasts with your...HKP-20305$99.95