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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Out Of Stock
H&K HK P9S 9mm Barrel
H&K Heckler & Koch
$899.95H&K HK P9S 9mm Barrel No longer made or available. Last call on this rare and no longer made offering. We have the last of these barrels to ever be offered.HKP-17655$899.95 -
H&K HK USP .45 ACP Expert Barrel - Black
H&K Heckler & Koch
$399.95HK USP .45 ACP Expert Barrel - Black This barrel will fit all HK USP .45, full-size models. If you want a longer barrel for your HK USP 45 or USP 45 Tactical, this is a great option for an extended length or use with an HK Comp Weight.HKP-01525$399.95 -
H&K HK USP Variant 1-6, 9 & 10 Hammer Axle
H&K Heckler & Koch
$31.95HK USP Variant 1-6, 9, & 10 Hammer Axle Compatible With: HK USP 9mm HK USP 40 HK USP 45HKP-01931$31.95 -
H&K HK USPC Variant 4 Right Decock Control Lever - Black
H&K Heckler & Koch
$39.95USPC - Decock Lever V4 - Decock Only Compatible with all USP Compact pistols and provides the V4 Decock ONLY (no safety function) when used with the Variant 3 & 4 Detent Plate. This is the correct lever for those who are "left-handed"...HKP-02264$39.95 -
H&K HK VP40 Cocking Aid Filler Left & Right Set - Black
H&K Heckler & Koch
$19.95H&K HK VP40 Cocking Aid Filler Left & Right Set - Black HK VP40 Filler set replaces the cocking aids for a "flat" cocking area rather than raised cocking aids as comes standard on the HK VP40 pistol. These are a drop in part for the HK VP40...HKP-17862$19.95 -
H&K HK VP9SK Standard Barrel - Black
H&K Heckler & Koch
$234.95H&K HK VP9SK Standard Barrel - Black Brand new HK German Standard Length VP9SK Barrel. Marked HK 9mmx19 Brand new cold hammer forged & made in Germany. Compatible With: HK VP9SK modelsHKP-18320$234.95 -
Out Of Stock
H&K MP5 40/10 4 Position (0,1,3,F Pictogram) Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 40/10 4 Position (0,1,3,F Pictogram) Trigger Housing - Clipped & Pinned This trigger housing features (0,1,3,F) pictogram markings and is specifically designed for the HK MP5 40/10 series. The housing is already clipped and pinned for...HKP-02129$0.00 -
H&K MP5, HK94 & SP5K Rear Sight Drum & Base
H&K Heckler & Koch
$109.95H&K MP5, HK94, & SP5K Rear Sight Drum and Base This is an HK German part that's a great upgrade for the SP5, SP5K, and SP89 or MP5K models. We highly suggest adding the following items to complete the rear sight set that's not included. Sight...HKP-00073$109.95 -
H&K MP5K/SP89/SP5K 9mm Key Mod Handguard
HKP HK Parts
$89.95HK MP5K, SP89 Low Profile Forearm KEYMOD The Key MOD tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock & HK enthusiasts with your shooting needs...HKP-17177$89.95 -
Out Of Stock
H&K MSG90 (7.62x.51/.308) 2 Position (0,1 Pictogram) Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MSG90 (7.62x.51/.308) 2 Position (0,1 Pictogram) Trigger Housing - Clipped & Pinned This clipped and pinned semi-auto trigger housing is designed for the MSG-90 rifle. It is compatible with 2-position 0,1 semi-auto style trigger packs,...HKP-00539$0.00 -
H&K P30SK/VP9SK/P2000SK 9mm 10 Round Magazine Housing
H&K Heckler & Koch
$44.95H&K P30SK/VP9SK/P2000SK 9mm 10 Round Magazine Housing Works with the VP9SK, P2000SK & P30SK models only. New German HK manufacture. Compatible With: P2000 SK P30 SK HK VP9SKHKP-16649$44.95 -
Out Of Stock
H&K PSG1/MSG90 Forearm
H&K Heckler & Koch
$0.00HK German PSG1, MSG90 Forearm New HK German & Hard To Find. Perfect For The PSG1, MSG90 Conversions. We have many other PSG1 items available such as the PSG1 cocking tube, trigger group, stock etc.The PSG1 forearm will only work with the addition of...HKP-00529$0.00 -
H&K UMP (9mm) Magazine Spring - 30 Round
H&K Heckler & Koch
$14.95H&K UMP (9mm) Magazine Spring - 30 Round Perfect for spares and to have on hand as these are a consumable part.HKP-16563$14.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Cocking Lever Support Tube
H&K Heckler & Koch
$19.95HK UMP & USC Cocking Lever Support TubeHKP-01883$19.95 -
H&K USC (.45 ACP) Lower Locking Lever Axle
H&K Heckler & Koch
$8.95HK USC Lower Locking Lever Axle A great item to have on hand as spares. New German HK. Compatible With: All USC lowersHKP-16376$8.95 -
H&K VP9, VP40 Backstrap - Large - Gray
H&K Heckler & Koch
$29.95H&K VP9, VP40 Backstrap - Large - Gray New HK German manufacture Compatible With: HK VP9 HK VP40HKP-18127$29.95 -
H&K VP9, VP40 Backstrap - Small - FDE
H&K Heckler & Koch
$29.95H&K VP9, VP40 Backstrap - Small - FDE New HK German manufacture Compatible With: HK VP9 HK VP40HKP-18118$29.95 -
H&K VP9SK Left Side Grip Panel - Large - OD Green
H&K Heckler & Koch
$19.95H&K VP9SK Left Side Grip Panel - Large - OD Green New HK German manufactured. Left side large size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18968$19.95 -
H&K/Hogue Fray Fixed Blade Knife - 4.2" Tanto Blade
Hogue
$144.95 - $169.95H&K/Hogue Fray Fixed Blade Knife - 4.2" Tanto Blade Features: Tail jimping: provides for better traction in reverse grip Includes black paracord (1/8" diameter) Includes automatic retention sheath Blade: Profile: tanto Material: 154CM...HKP-21365-M$144.95 - $169.95 -
Hi-Viz HK VP Series/45 Series/P Series - Green
Hi-Viz
$49.95Hi-Viz HK VP Series/45 Series/P Series - Green This is an H&K front sight. It comes in green fiber optic family LitePipes. Compatible With: HK VP9, VP9SK, VP9L, VP40 HK45 & HK45 Compact HK P30, HK P30L & HK P30SK P2000 & P2000SKHKP-16227$49.95 -
HK 416, MR556 Roll Pin for Charging Handle - HKP
$7.95HK 416, MR556 Roll Pin for Charging Handle - HKP This is the shorter one that is used on the inside of the charging handle. There are two of these pins used per charging handle.HKP-16536$7.95 -
HK 45/45 Tactical Trigger - Black
H&K Heckler & Koch
$19.95HK45 & HK45 Tactical - Trigger Steel frame over molded with polymer. German manufacture. Compatible With: HK45 HK45 TacticalHKP-02218$19.95 -
Out Of Stock
HK Mark 23 Operator's Manual
HKP HK Parts
$29.95Operator's Manual - Mark 23 From HK Germany and written in English.HKP-19469$29.95 -
HK MP5K, SP5K, SP89 Vented Vertical Forearm w/ Handstop - Black
HKP HK Parts
$44.95MP5K, SP5K, SP89 - Vented Vertical Forearm with Handstop Each forearm will fit the MP5K or SP89 style of firearms. As an added bonus this item counts as a US made part toward 922r compliance. This is the finest forearm available for your HK firearm. Made...HKP-19498$44.95 -
HKP 10 Round MP5 .22LR Magazine Spring
HKP HK Parts
$3.95HKP 10 Round MP5 .22LR Magazine Spring New fresh production mag spring for your HK MP5 .22 magazine. Please note: This spring can also be used to convert the 10 round magazine to a 10 round magazine. It has come to our attention that Walther has made...HKP-20297$3.95 -
On Sale
HKP 22 Round HK VP9, HK P30 9mm Complete Magazine - BLEMISHED
HKP HK Parts
Now: $64.95Was: $89.95HKP 22 Round HK VP9, HK P30 9mm Complete Magazine - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Drop-in magazine ready to go! Ideal for competitive...HKP-21251-BL-BNow: $64.95Was: $89.95 -
HKP HK Mark 23 .45 ACP Thread Protector - Threaded 16x1 RH
HKP HK Parts
$19.95HKP HK Mark 23 .45 ACP Thread Protector - Threaded 16x1 RH Specifically designed for all H&K Mark 23/SOCOM barrels threaded 16x1 RH, this essential accessory offers superior protection for your threaded barrel. Featuring a durable nitride...HKP-21267$19.95 -
HKP HK MP5 (.40 S&W) Locking Roller +6
HKP HK Parts
$11.95HK US MP540 Locking Roller, +6 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need to...HKP-17565$11.95 -
On Sale
HKP HK P30SK Rail Mount Compensator for Threaded Barrel - Black
HKP HK Parts
Now: $129.95Was: $169.95HKP HK P30SK Rail Mount Compensator for Threaded Barrel - Black This HK P30SK rail mount compensator is the perfect accessory brought to you by HKParts. This compensator has a sleek design that flows with the lines of the firearm for a seamless addition...HKP-20637Now: $129.95Was: $169.95 -
On Sale
HKP HK SP5 Navy Binary Trigger Group - Engraved - RAL 8K - BLEMISHED
FA Franklin Armory / HKP
Now: $899.95Was: $1,499.95HKP HK SP5 Navy Binary Trigger Group - Engraved - RAL 8K - BLEMISHED PLEASE NOTE: SOLD AS-IS DUE TO THE PICTOGRAM PAINT BEING BLEMISHED - SEE PHOTOS. 3 Position Navy style Engraved Pictograph – HK Binary Trigger Group Our latest and...HKP-21293-BNow: $899.95Was: $1,499.95 -
HKP HK USP Compact . 45 ACP Compensator for Threaded Barrel
HKP HK Parts
$184.95HK USPC .45 Cal Compensator for Threaded Barrel The will add a sleek and tactical look to your USPC .45. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore allows you to get...HKP-20984$184.95 -
HKP HK VP9/P30 +15 Magazine Extension Kit - Black
HKP HK Parts
$74.95Magazine Extension Kit +15 – Black - HK VP9, HK P30 HK Parts magazine extension +15 kit adds 15 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP highly recommends...HKP-21340$74.95 -
HKP HK45C Comp Weight™Compensator RH Holster - Black
HKP HK Parts
$89.95Holster for Comp Weight™ - RH - HK45C The HK45C series Comp Weight™ Compensator holster is an outside the waistband that allows you to use the holster with the HK Parts Comp Weight™ installed. For a right-hand shooter. Each holster is...HKP-18992$89.95 -
On Sale
HKP Leather Key Chain - Brown G3
HKP HK Parts
Now: $9.95Was: $14.95HK Parts - Leather Key Chain - Brown G3 Now offering these high quality, handmade German artisan leather keychains. Be sure to check out our other color options.HKP-20657Now: $9.95Was: $14.95 -
Out Of Stock
HKP MP5 40/10 Trigger Group 2 Position Housing (0,1) - Safe/Semi Only - Clipped & Pinned
HKP HK Parts
$529.95MP5 40/10 Trigger Group 2 Position Housing 0,1- Safe, Semi Only Finally a lower cost alternative to the spendy & rare all-German HK FBI or 0,1 ambidextrous trigger group in a 2 position factory German HK housing. Each trigger group features a...HKP-17248$529.95 -
HKP MP5 40/10 Trigger Group 3 Position Navy Housing (0,1) - Safe/Semi Only - Clipped & Pinned
HKP HK Parts
$529.95HKP MP5 40/10 Trigger Group 3 Position Navy Housing (0,1) - Safe/Semi Only - Clipped & Pinned Finally a lower cost alternative to the spendy & hard to find all German HK FBI or 0,1 ambidextrous trigger group in a 4 position Navy factory...HKP-17247$529.95 -
On Sale
HKP P30L Lightcomp™ - BLEMISHED
HKP HK Parts
Now: $292.95Was: $387.95HKP P30L Lightcomp™ - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Traditionally, adding a compensator and a weapon light to your pistol would...HKP-21427-BNow: $292.95Was: $387.95 -
On Sale
HKP Short Sleeve Tee Female - Black
HKP HK Parts
Now: $9.95Was: $14.95HKP Short Sleeve Tee Female - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...HKP-21018-MNow: $9.95Was: $14.95 -
HKP V51 Fixed Stock - USA
HKP HK Parts
$349.95HKP V51 Fixed Stock - USA Finally after years of unobtainable replacement stocks for your Vector V51 firearm we now have available a new PTR A2 stock section with our V51 backplate. We take a like new back plate and convert it into a V51 style backplate...HKP-21269$349.95 -
On Sale
JMAC HK G36/HK33 Muzzle Device - Threaded 15x1
JMAC Customs
Now: $77.95Was: $99.95JMAC HK G36/HK33 (5.56/.223) Muzzle Device - Threaded 15x1 The RRD-360 Muzzle Device from JMAC Customs is unlike others on the market today. This device vents gasses 360 degrees away from your muzzle requiring less effort from the shooter to...HKP-21258Now: $77.95Was: $99.95