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 USPC 9mm Barrel
H&K Heckler & Koch
$234.95H&K USPC 9mm Barrel Compatible With HK USPC 9mmHKP-01526$234.95 -
H&K VP9SK, VP40SK Back Strap - Large - Black
H&K Heckler & Koch
$29.95H&K VP9SK, VP40SK Back Strap - Large - Black New HK German manufacture. Compatible With: HK VP9SK HK VP40SKHKP-18308$29.95 -
Out Of Stock
HK Ambidextrous Sling - Green - USED
H&K Heckler & Koch
$89.95HK Ambidextrous Sling - Green - USED This sling is the factory (used) HK Green 1.25" Ambi Sling with dual HK sling hooks for use on either the left or right side of the weapon. Best used with the ambi sling pins as the option shown below. Can be used on...HKP-00183$89.95 -
HK P7 PSP/P7M8 Trigger
H&K Heckler & Koch
$79.95HK P7 PSP & P7M8 Trigger The HK factory trigger is now out of production and no longer available from HK Germany. Compatible With: PSP P7M8HKP-01352$79.95 -
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 -
$19.95 -
Sale
HKP Flat Brim Snapback Hat - Gray & Red
HKP HK Parts
Now: $13.45Was: $19.95HKP Flat Brim Snapback Hat - Gray & Red Get your hands on some of our premium hats! Official HKP merchandise 5" wide HKP logo 100% cotton Structured 4 sewn eyelets Matching color sweatband Plastic adjustable snap Firm front panel Size: OSFM -...HKP-20463Now: $13.45Was: $19.95 -
HKP HK MP5, 93, 33 Brace Adapter w/ QD - Red
HKP HK Parts
$124.99HK MP5, HK93 Style AR, M4 Stock & Brace Adapter With QD Sling Attachment Point - Red Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum with QD Sling Attachment Points. Properly buffered with...HKP-19786$124.99 -
HKP HK MP5K Tactical Tri-Rail - Red
HKP HK Parts
$89.95Tactical Tri-Rail - Red Our new modular tactical forearm comes with 3 rails on the left, right and bottom. That are removable and adjustable for you own taste and mission requirements. Each modular handguard will fit all MP5K, SP89 and other K...HKP-19511$89.95 -
Out Of Stock
HKP HK MR556/416 Rear Sight Drum 10" Barrel Length
HKP HK Parts
$29.95HKP HK MR556/416 Rear Sight Drum 10" Barrel Length Made in the USA.HKP-17774$29.95 -
HKP HK P2000 Compensator for Threaded Barrel
HKP HK Parts
$189.95HKP HK P2000 Compensator for Threaded Barrel The HK Parts P2000 Compensator will add a sleek and tactical look to your P2000. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and...HKP-20879$189.95 -
Out Of Stock
HKP HK USP New Style Titanium Firing Pin
HKP HK Parts
$49.95HKP HK USP New Style Titanium Firing Pin A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock time & enhancing accuracy. Titanium pins also carry...HKP-17826$49.95 -
HKP HK VP9L Railok™ Threaded Barrel Compensator
HKP HK Parts
$189.95HK Parts Railok™ Mounting System Threaded Barrel Compensator: H&K VP9L The HK Parts Railok™ mounting system compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip...HKP-21263$189.95 -
HKP MP5 9mm Pistol Build Kit With Flat, Top Rail & Weldment Set - SEF Binary Trigger
$2,199.95MP5 9mm Pistol Build Kit Complete German & USA Made Parts- SEF Binary Trigger Group MP5 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a...HKP-20523$2,199.95 -
HKP Single Point Leather Sling - Brown
HKP HK Parts
$49.95Single Point Leather Sling - Brown Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...HKP-20161$49.95 -
JMAC Customs BDS-37 Blast Diversion Shield - Bravo with HD 3-Lug Adapter
JMAC Customs
$229.95JMAC Customs BDS-37 Blast Diversion Shield - Bravo with HD 3-Lug Adapter The YHM-2050 HD (heavy duty) 3-Lug Adapter is a quick-attach mounting option designed to provide added strength and longevity to your 3-Lug equipped firearm. This fully...HKP-20521$229.95 -
Lazy Wolf VP Series C1 Curved Trigger - Gold Tab
Lazy Wolf
$134.95C1 - Curved VP Series Trigger - Lazy Wolf Guns - Gold Tab In a collaboration with Lazy Wolf Guns, HK Parts is offering quality aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed...HKP-19813$134.95 -
Lee Sporting, Magpul HK MP5K Complete Trigger Group Flat Trigger
Lee Sporting, Magpul
$549.95Lee Sporting, Magpul HK MP5K Complete Trigger Group Flat Trigger Upgrade your firearm with this ergonomic replacement for the OEM grip. This trigger group is 4.3 oz lighter than the OEM version, featuring a housing made from MJF PA11 Nylon for enhanced...HKP-20484$549.95 -
Magpul AR-15 CTR 6 Position Stock - Mil-Spec
Magpul
$79.95Magpul AR-15 CTR 6 Position Stock The Magpul CTR (Compact/Type Restricted) Mil-Spec Model is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec-sized receiver extension tubes. The extra-power lock mechanism uses a premium...HKP-01031$79.95 -
Magpul HK MP5 AR Match Trigger Group
Magpul
$649.95Magpul AR Match Trigger Group for HK MP5 Our new and improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5-AR style match trigger group. This trigger group is a drop-in...HKP-20666$649.95 -
Meprolight HK USP Tru-Dot Rear Night Sight - Green
Meprolight
$69.95Meprolight HK USP Tru-Dot Rear Night Sight - Green Features: Unequaled low light performance Brightest night sights available today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12 years usable illumination warranty to...HKP-16592$69.95 -
Meprolight HK USPC Tru-Dot Night Sights - Yellow/Green
Meprolight
$97.95Meprolight HK USPC Tru-Dot Night Sights - Yellow/Green Features: Unequaled Light Performance Brightest Night Sights Available Today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12-year usable illumination warranty to...HKP-01910$97.95 -
Out Of Stock
MM HK PSG1/MSG90/91/G3 (7.62x51/.308) T-Rail Reinforcement Set For Receiver
Michaels Machines
$299.95HK Receiver Reinforcement T-Rail Set For Left and Right Sides T-rails are used to strengthen HK receivers or for custom builds. These are the finest T-rails available on the market. Made from enhanced steel and perfect for that custom HK project...HKP-00236$299.95 -
Navy Style - SEF - Match Trigger Group - HK SP5
H&K Heckler & Koch
$679.95Navy Style - SEF - Match Trigger Group - HK SP5 Ready to drop in your SP5 spec 9mm receiver. Great replacement for the 2 position trigger group. With the match trigger pack installed, the trigger slack take up is eliminated and travel is reduced. The...HKP-20665$679.95 -
Sale
Odin Holsters SIG P365 Stand Off LH Holster
Odin Holsters
Now: $37.95Was: $84.95Stand Off Holster - LH - SIG P365 This holster allows the HK Parts stand off device to be installed. Each holster is made by hand and is a custom holster made for use with the HK Parts stand off device. Custom molded using a vacuum former for perfect...HKP-19447Now: $37.95Was: $84.95 -
Out Of Stock
PTR HK 91/G3 (7.62x51/.308) Slimline Forearm
PTR
$39.95New Slim Line HK91, G3, PTR Forearm- US Each forearm is a new US made offering made on the original HK tooling acquired by PTR91. Black in color, no internal heat shield. This hand guard also counts as 1 desirable US compliant part for your HK 91, G3...HKP-16251$39.95 -
PTR HK 93/33 (5.56/.223) Barrel - Threaded 15x1 RH
PTR
$163.95PTR HK 93/33 (5.56/.223) Barrel - Threaded 15x1 RH New US made Barrel by PTR for the HK93,33 style of firearms. Specifications: Made In The USA 922r Compliant Counts as 1 US Made Part Overall length 16.1" 4140 Ordnance Grade Steel Threaded 15x1 RH 1:9...HKP-16458$163.95 -
PWS Keymod Bipod Adapter for Harris Style Bipods
PWS Primary Weapon Systems
$21.95Keymod Bipod Adapter for Harris Style Bipods The Harris Style Bipod Mount is quick to install and easy to use. Fits snug to your KeyMod or PicMod handguard and ensures a stronghold on your Harris Bipod.HKP-19272$21.95 -
RCM HK 33/93 (5.56/.223) Barrel - Threaded 15x1
RCM
$234.95RCM HK 33/93 (5.56/.223) Barrel - Threaded 15x1 New Cold Hammer Forged Steel HK33/93 16.1" barrel, nitrided and US-manufactured. These barrels are among the finest available and come highly recommended by HKParts. Specifications: Made In The...HKP-01052$234.95 -
Out Of Stock
RCM HK MP5 / 416 .22LR Pistol Barrel
RCM
$229.95RCM HK MP5 / 416 .22LR Pistol Barrel This is the first and only offering of a replacement barrel for the HK .22LR platforms. Replacing the barrel previously required sending the receiver to H&K and having the assembly returned to an FFL. ...HKP-21403$229.95 -
RCM HK MP5 10mm Barrel - Threaded 9/16x24
RCM
$279.95RCM HK MP5 10mm Barrel - Threaded 9/16x24 Enhance the performance of your MP5 with the RCM HK MP5 10mm Barrel. This barrel is precision engineered for superior accuracy and durability. This barrel features a 9/16x24 thread and includes a thread protector...HKP-21158$279.95 -
RCM HK P2000 .40 S&W Tactical Barrel - Threaded 9/16x24 RH
RCM
$225.00RCM HK P2000 .40 S&W Tactical Barrel - Threaded 9/16x24 RH Each P2000 .40 S&W tactical barrel is crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. It is the finest threaded replacement barrel available...HKP-16709$225.00 -
RCM HK P2000SK .40 S&W Barrel - Threaded 14.5x1 LH
RCM
$225.00RCM HK P2000SK .40 S&W Barrel - Threaded 14.5x1 LH Each P2000 SK tactical barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for...HKP-16943$225.00 -
RCM HK33K (5.56/.223) Barrel - Threaded 15x1
RCM
$234.95RCM HK33K (5.56/.223) Barrel - Threaded 15x1 Enhance your HK33K with the RCM 12.7" barrel, crafted from cold hammer-forged steel. The nitride finish provides exceptional corrosion and wear resistance, and the fully fluted chamber meets stringent HK...HKP-02319$234.95 -
RCM HK51K (7.62x51/.308) Barrel - Threaded 15x1 RH
RCM
$164.95RCM HK51K (7.62x51/.308) Barrel - Threaded 15x1 RH Made to exact HK51K specifications from cold hammer forged steel, this barrel matches the quality of HK German barrels. Ideal for custom builds and HK51K style projects. Specifications: Made In The...HKP-02392$164.95 -
Sale
Safariland 578 GLS Compact Pro-Fit LH Holster - FDE
Safariland
Now: $29.95Was: $47.95Safariland 578 GLS Compact Pro-Fit LH Holster - FDE The Safariland 578 GLS COMPACT HK Pro-fit holster is a multi-purpose holster primarily designed for concealment & comfort. With minor adjustments with the included tool the holster will fit over...HKP-17546Now: $29.95Was: $47.95 -
Streamlight TLR-3 Tactical Light
Streamlight
$149.95Streamlight, TLR-3, Tactical Light, C4, 170 Lumens, Black Finish, with Batteries Features: Powered by one CR123A battery IPX7 waterproof Impact resistant polymer body Ambi, multi-function momentary/ steady on-off switch White LED Light Ultra lightweight...HKP-16919$149.95 -
Talon Grip HK P30 Granulate - Small - Black
Talon Grip
$19.99TALON Grip - H&K P30 - Granulate Black - Small Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and...HKP-20255$19.99 -
Talon Grip HK VP9SK Granulate - Medium - Black
Talon Grip
$19.99TALON Grip - H&K VP9SK - Granulate Black - Medium Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and...HKP-20234$19.99 -
Sale
Talon Grip HK VP9SK Rubber - Medium - Black
Talon Grip
Now: $14.95Was: $19.99TALON Grip - H&K VP9SK - Rubber Black - Medium Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and...HKP-20232Now: $14.95Was: $19.99