All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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H&K 10 Round HK USPC/45C .45 ACP Magazine - Black
H&K Heckler & Koch
$49.95New HK German HK45C & USP Compact .45 10 Round Magazine With an extended rubberized base plate. Brand new factory German manufacture. Compatible With: HK45C, HK45C Tactical HK USP Compact 45, HK USPC .45 TacticalHKP-00304$49.95 -
On Sale
Black Dog Machine 50 Round HK 416 .22LR Magazine - Translucent
Black Dog Machine
Now: $79.95Was: $99.95HK, Walther, Umarex HK416 50 Round - .22 LR Magazine Made in the USA by BDM exclusively for HK Parts. Using an existing drum model that is tried and true. This is the only drum ever to be offered for these firearms listed below. Compatible With: HK 416 ...HKP-16236Now: $79.95Was: $99.95 -
H&K 17 Round HK VP9, HK P30 9mm Complete Magazine
H&K Heckler & Koch
$45.95New HK German Manufacture & Factory Fresh Production. Each factory HK all-steel bodied magazine holds 17 round of 9mm ammunition for use in all P30, P30L, P30S & HK VP9, VP9L 9mm models.Fits All HK VP9 & P30 9mm Pistol models: VP9, VP9...HKP-19277$45.95 -
HKP Rear Stock Pin Bushing Weldment
HKP HK Parts
$3.95HK 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 -
H&K SEF Long Axle Selector Lever For Polymer Trigger Housings
H&K Heckler & Koch
$24.95HK SEF Longer Axle Selector Lever For The Polymer SEF Type Grips Or Trigger Housings - Used This is the factory-correct selector lever for SEF or SEF-style semi-auto-style trigger packs and grip frames. These are pulled from German HK SEF trigger...HKP-01105$24.95 -
H&K German Roller Retainer Plate For Rollers
H&K Heckler & Koch
$2.74HK German Roller Retainer Plate For All Rollers - Used This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with the use and age of the service weapon. Compatible With All Original 1st...HKP-02690$2.74 -
H&K MP5, MP5K 9mm Hammer Spring
H&K Heckler & Koch
$6.89H&K MP5, MP5K 9mm Hammer Spring Each factory HK hammer spring will work in all 9mm & 40/10 trigger packs. Do not settle for an HK contract when you can have HK German for less. Great upgrade for all of the clones that use the improper hammer...HKP-00064$6.89 -
H&K Barrel Retaining Pin - 5mm Standard Size
H&K Heckler & Koch
$9.95H&K Barrel Retaining Pin - 5mm Standard Size Each barrel pin is used for installing a new or replacement barrel. HK suggest using a new factory barrel pin when installing or reinstalling a HK barrel. We also offer the HK oversized barrel pins for...HKP-00071$9.95 -
X-Grip HK VP9/P30/VP9SK/P30SK/P2000SK Magazine Sleeve - Black
X-Grip
$15.95HK VP9/P30 To VP9SK, P30SK & P2000SK XGRIP Sleeve Patent pending OEM factory accessory for the HK VP9SK, P2000SK & P30SK that allows the addition of the HK VP9, P30 magazine to be added that enhances the versatility, look, and feel of the gun...HKP-16669$15.95 -
HKP HK MP5 .22 Dual Magazine Clamp
HKP HK Parts
$29.95HK MP5 .22 Dual Mag Clamp/Coupler The MP5 .22 magazine grip or dual magazine clamp. Fits all MP5 .22 magazines. Holds two magazines together for ease of use and easy access to 2 magazines. This is the way to go if you want to have multiple...HKP-20856$29.95 -
MFI HK MP5K, HK SP5K Universal Low Profile Scope Mount - Black
MFI
$124.95Universal Low Profile Scope Mount for HK MP5K, SP5K This mount differs from our Regular 5.5" Long HK Low Scope Mounts in that it is slightly shorter in length and contoured at the front to allow more area between the cocking handle and the rail. This...HKP-19266$124.95 -
MI MP5 M-LOK Forearm
MI Midwest Industries
$124.95MI MP5 M-LOK Forearm Compatible professional grade one piece design Simple installation, include all tools Mil-spec top rail. Features 15 full and 5 half M-LOK slots. Features two anti-rotation QD sling swivel sockets. Constructed of 6061 aluminum, hard...HKP-18472$124.95 -
HKP MP5 Knurled Cocking Handle - Extended
HKP HK Parts
$39.95HK MP5, MP5K Cocking Handle Extended New extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and is made from solid billet. Each item also count as a needed US made compliant...HKP-16999$39.95 -
On Sale
HKP +5 Round HK VP/P30 Magazine Extension Kit
HKP HK Parts
$32.95 - $44.95HK Magazine Extension +5 Capacity For HK VP9, VP40 & P30, P30L The new and improved Gen 2 Model is now shipping! HK Parts magazine extension +5 kit adds five additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate and...HKP-21108-M$32.95 - $44.95 -
On Sale
HKP HK P30/P30L Low Profile Magwell
HKP HK Parts
$44.96 - $59.95HK P30, P30S & P30L Tactical Low Profile, EDC Magwell - 9mm & .40 Cal This low-profile mag-well is for the average everyday P30 owner who would like the enhancements and competitive advantage a mag-well offers without the bulk of the larger...HKP-21150-M$44.96 - $59.95 -
On Sale
HKP Armorers Bench Block Tool
HKP HK Parts
Now: $9.95Was: $14.95HK Parts Armorers Puck Punch Bench Block Tool For All HK Firearms The HK armorers' puck punch bench block tool is standard issue at all HK armorers' courses. The purpose of the tool is to aid in installing axle and roll pins in your firearm while...HKP-17133Now: $9.95Was: $14.95 -
HKP HK .45 Barrel O-Ring All Caliber Pistols - Red
HKP HK Parts
$4.95HKP HK .45 Barrel O-Ring All Caliber Pistols - Red A rare find as we have found a small lot of HK red-colored HK .45 O-rings. All HK O-rings are still made of the same material as the newer black O- rings only in the HK red color. A great spare and...HKP-19316$4.95 -
H&K Roller Retainer Pin - New Style
H&K Heckler & Koch
$6.95HK Roller Retainer Pin, Clamping Sleeve- New Style This part works with all roller retainer plates and springs. HK started this change of roller retainer pins starting in all 2011-produced bolt heads. Works with all styles of roller retainer plates...HKP-01954$6.95 -
H&K HK Pistol Light Trigger Return Spring
H&K Heckler & Koch
$7.95HK Pistol Light Trigger Return Spring Great for LEM and standard variant conversions. Each spring should be used along with the light-firing pin block spring, as shown below in the related items. Compatible With: HK USP Full Size (9mm, .40 & .45) HK...HKP-02081$7.95 -
HKP Chamber Face Brush For All Barrels
HKP HK Parts
$25.99HKP Chamber Face Brush For All Barrels This brush was specifically designed to clean those hard-to-reach nooks and crannies in the barrel face. Threaded to fit all standard 8/32 US cleaning rods. Compatible With: G3, 91, PTR 93, 33, 53 MP5, MP5SD,...HKP-00140$25.99 -
Walther 30 Round HK 416 .22LR Magazine - Gray
Walther
$24.95HK, Umarex, Walther, HK416 .22LR Magazine - 30 Round Magazine This is the factory OEM magazine for all of the models listed. Each magazine comes in charcoal gray color. Compatible With: HK 416 .22 Colt M4 .22 HK G36 .22 Beretta ARX 160 ...HKP-01749$24.95 -
HKP MP5, SP5 & PDW Rear Sight Drum
HKP HK Parts
$34.95HKP MP5, SP5 & PDW Rear Sight Drum Factory correct HK spec USA made MP5, SP5, MP5K PDW & HK94 rear sight drum. This is also the correct rear sight drum for the MP5K PDW or MP5K-N family of firearms. This is also a very popular upgrade for many of...HKP-18202$34.95 -
Lazy Wolf HK VP/P30/USP/HK45 Enhanced Firing Pin Block Spring
Lazy Wolf
$9.95Lazy Wolf HK VP/P30/USP/HK45 Enhanced Firing Pin Block Spring An exciting and desirable new offering as a joint collaboration from the widely renowned Master HK pistol smith Lazy Wolf Guns & HK Parts! This spring was designed by master pistol smith...HKP-18110$9.95 -
H&K G3 Parts Kit - PTR Barrel & Flat
H&K Heckler & Koch
$849.95HK German G3 .308/7.62 X 51mm Surplus Parts Kit, PTR Barrel, Flat Finally, after more than 4 years of searching the globe we have HK German Surplus G3 parts kits available to offer. Each parts kit comes complete with all parts from a functional HK G3...HKP-16579$849.95 -
H&K 12 Round HK P2000/USPC .40 S&W Magazine - Black
H&K Heckler & Koch
$49.95H&K 12 Round HK P2000/USPC .40 S&W Magazine - Black New HK German manufacture. All steel with rubberized floorplate with finger rest. Compatible With: HK USP Compact .40 Cal HK P2000 .40 Cal Will also fit the P2000SK .40 (will not fit flush)HKP-00313$49.95 -
HK 9mm Barrel O-Ring For Thread Protector - Green
H&K Heckler & Koch
$4.95HK German 9mm barrel O-ring - Green For thread protector or barrel slot on the Elite barrel. The o-ring is a high wear and replacement item. Stock up at the lowest price in the country. To save even more order 10 or more and get an additional $1 off per...HKP-19729$4.95 -
H&K German Sling Hook - Black
H&K Heckler & Koch
$8.95H&K German Sling Hook - Black New old stock HK German sling hook. Made from steel not the cheap aluminum or zinc offerings found elsewhere. Made in Germany. Great For HK sling projects and for spares. The real deal. This is the sling hook that all...HKP-19433$8.95 -
H&K HK P30 Series Light Trigger Return Spring
H&K Heckler & Koch
$7.95Light Trigger Return Spring This spring is a popular choice for those who opt for custom trigger pulls and spring conversions. It's also known as the "light" trigger return spring for the P30 series of pistols. Converts a V2 heavy LEM to a light V1...HKP-01801$7.95 -
HKP Vertical Grip - Picatinny Mount - Short
HKP HK Parts
$24.95HKP Vertical Grip - Picatinny Mount - Short This grip is by far the nicest shorter style or stubby grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. This is the only vertical grip out there...HKP-16409$24.95 -
Grayguns HK P30, P2000 Short Reset System
Grayguns
$90.00Grayguns HK P30, P2000 Short Reset System Replicate our custom in-house short reset conversion with a drop-in kit for your HK P2000 or P30 without a thumb safety. Cut from bar stock steel, these kits provide an exacting fit for easy install...HKP-19755$90.00 -
H&K VP9SK/P30SK Extended Rubberized Floor Plate - Black
H&K Heckler & Koch
$19.95HK German VP9SK & P30SK Rubberized Extended Magazine Floor Plate VP9SK, P30SK factory German manufactured extended rubberized magazine floor plate fits all VP9SK & P30SK magazines. The perfect floorplate if you want a place for your pinky when...HKP-18086$19.95 -
H&K 12 Round HK Mark 23 .45 ACP Magazine
H&K Heckler & Koch
$59.00HK German Mark 23 & SOCOM 12 Round .45 Cal Magazine New factory fresh German HK manufactured. The real deal steel-bodied factory fresh magazine with the upgraded maritime finish. Compatible With: HK Mark 23 SOCOM .45HKP-00295-M$59.00 -
H&K 15 Round HK USP 9mm Magazine
H&K Heckler & Koch
$49.00H&K 15 Round HK USP 9mm Magazine New factory-fresh & the latest HK production USP 9mm 15 round magazine. Compatible With: USP 9mm Full Size USP 9mm Tactical USP 9mm Elite, Expert (without jet funnel installed) USP P8HKP-00323-M$49.00 -
H&K 15 Round to 17 Round HK VP9, P30 Magazine Conversion Kit w/ Red Follower
H&K Heckler & Koch
$16.95HK Magazine Conversion Kit - VP9/P30 - 15 round to 17 round - Red Follower Factory OEM German HK magazine upgrade conversion kit that allows the end user to convert an existing VP9/P30 15 round magazine body/magazine to 17 round capacity. Each kit will...HKP-20683$16.95 -
H&K MP5K 9mm Vertical Grip
H&K Heckler & Koch
$98.95HK German Factory MP5K & SP89, PDW Vertical "K" Grip The "K" Grip will also fit the MP5, HK94, and HK53 with the use of a K-Grip adapter (see below), all NFA rules apply. This uses the standard HK small push pin to attach to the cocking tube...HKP-00387$98.95 -
HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) 4 Piece Picatinny Rail Set
HKP HK Parts
$149.95HK UMP, USC Rail Set Complete A complete set of rails for your HK UMP/USC featuring an extended top rail for mounting your optic of choice. The rails are scratch resistant, class 3 mil-spec hard coat anodized. Each set includes the top rail, all 3 side...HKP-17429$149.95 -
IMI 32 Round Uzi 9mm Magazine - German Military
IMI
$39.95IMI 32 Round Uzi 9mm Magazine - German Military These magazines were military only, not commercial, which makes them desirable magazines. Conditions vary from excellent to like new shape. Any cosmetic imperfections are mostly from handling and...HKP-14472$39.95 -
HKP HK MP5 Minimalist Picatinny Rail Optic Mount
HKP HK Parts
$97.95HKP HK MP5 Minimalist Picatinny Rail Optic Mount Our new Picatinny style optic mount is a game changer for those who want a minimalist look on their MP5 or MP5K. You can have a Picatinny rail without compromising all the real estate that other...HKP-21072$97.95 -
HKP Universal M-LOK Short Grip
HKP HK Parts
$24.95HKP Universal M-LOK Short Grip Short vertical grip for M-LOK. This grip is by far the nicest shorter style or stubby grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. Features: Just...HKP-20681$24.95 -
HK, Walther, Colt, .22LR Barrel Adapter O-Ring
USA
$2.95H&K, Walther, Colt, .22LR Barrel Adapter O-Ring Made from the highest quality & very durable Viton material. The O-ring on the adapter can tear with use or become brittle over time. Be sure to grab a few extra rings with your adapter to ensure...HKP-17379$2.95