New Arrivals
Shop the latest arrivals at HKP! We have a wide selection of new and innovative products for your HK MP5, HK SP5, HK P30, HK VP9, HK USP, and more. Whether you're looking for performance upgrades, cosmetic enhancements, or simply want to keep your H&K in top condition, we have you covered. Shop our new arrivals today and get the latest gear for your favorite HK firearm.
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H&K HK MP5/MP5K 30 Round - LEO Marked Magazine
H&K Heckler & Koch
$94.95H&K HK MP5/MP5K 30 Round - LEO Marked Magazine Finally a solution for those sought out LEO magazines. We use a factory fresh German magazines and we professionaly laser engrave with the LEO markings. We spared no room for error on this magazine as we...HKP-21354$94.95 -
H&K HK MP5K/SP5K SEF Housing Universal Clipped & Pinned - Used
H&K Heckler & Koch
$99.95SEF Trigger Housing - HK MP5K/SP5K Universal - Used Finally a solution everyone was looking for. A one size fits all approach for the MP5K and SP5K style semi-auto shelf. You can easily swap the lower trigger group assembly and install it on your desired...HKP-21352$99.95 -
RCM HK MP5-E Full Auto Bolt Group
RCM
$448.95RCM HK MP5-E Full Auto Bolt Group Each bolt group incorporates RCM’s F style carrier, MP5-E bolt head, extractor and 100 degree locking piece. This group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to...HKP-21351$448.95 -
HTA HK MP5SD Barrel Cleaning Tool
HiTec Arms
$119.95HTA HK MP5SD Barrel Cleaning Tool Barrel cleaning brush tool for integrally suppressed ported barrels. This is a good tool to have on hand for any MP5SD owner to clean carbon build up and avoid your suppressor seizing on your barrel. Multiple colors...HKP-21347-M$119.95 -
H&K HK MP5/SP5 SEF Housing Universal Clipped & Pinned - Used
H&K Heckler & Koch
$99.95SEF Trigger Housing - HK MP5/ SP5 Universal - Used Finally a solution everyone was looking for. A one size fits all approach for the MP5 and SP5 style semi-auto shelf. This is the best option if you have a MP5 receiver and a SP5. You can easily...HKP-21346$99.95 -
HKP HK USP Compact .45 ACP - Rail Mount Compensator for Threaded Barrel
HKP HK Parts
$189.95HKP HK USPC .45 ACP - Rail Mount Compensator with Threaded Barrel Crafted from aircraft-grade billet aluminum and finished in durable cerakote. Features multiple muzzle ports and the additional weight to significantly reduce both muzzle flip and recoil...HKP-21345$189.95 -
Grayguns HK USP Straight Trigger
Grayguns
$94.95Grayguns HK USP Straight Trigger HK USP Straight Trigger is a first-of-its-kind in the market. The trigger reduces over-travel while featuring a 90-degree optimal trigger break. This USP Straight aftermarket straight trigger design does allow for...HKP-21344$94.95 -
HKP HK USP/Tactical .45 ACP Rail Mount Compensator for Threaded Barrel
HKP HK Parts
$189.95HKP HK USP/Tactical .45 ACP Rail Mount Compensator with Threaded Barrel Crafted from aircraft-grade billet aluminum and finished in durable cerakote. Features multiple muzzle ports and the additional weight to significantly reduce both muzzle flip and...HKP-21343$189.95 -
HKP MR556/HK 416C A5 Flash Hider
HKP HK Parts
$59.95HKP MR556/HK 416C A5 Flash Hider Made from ordnance grade steel, heat treated, and Melonited (Nitride process) for maximum longevity. Machined correctly to reduce tunning fork noise for a more pleasant time at the range. This is the perfect 4 prong 416C...HKP-21342$59.95 -
MKE 30 Round MP5/AP5 Magazine - White
MKE
$64.95HK MP5 30 Round Magazine - MKE - AP5 - White These MKE 30 round magazines are the perfect addition or replacement for your AP5 or MP5 pistol. The MKE magazine features the original MP5 design. Constructed of heat-treated steel for lasting...HKP-21341$64.95 -
HKP Pistol Rug Case - FDE
HKP HK Parts
$19.95HKP Pistol Rug - FDE Keep your handgun safe with the HK Parts pistol rug. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed and 13x17" openHKP-21012$19.95 -
HKP Pistol Rug Case - Black
HKP HK Parts
$19.95HKP Pistol Rug - Black Keep your handgun safe with the HK Parts pistol rug. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed and 13x17" openHKP-21010$19.95 -
HKP Pistol Rug Case - OD Green
HKP HK Parts
$19.95HKP Pistol Rug - OD Green Keep your handgun safe with the HK Parts pistol rug. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed and 13x17" openHKP-21011$19.95 -
HKP HK VP9/P30 +15 Magazine Extension Kit - Black
HKP HK Parts
$74.95Magazine Extension Kit +15 – Black - HK VP9, HK P30 This listing is for the magazine extension ONLY. This is not a complete magazine. The referenced magazine capacity is the total capacity once...HKP-21340$74.95 -
HKP Canik MC9 Compensator
HKP HK Parts
$189.95HKP Canik MC9 Compensator Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. Features multiple muzzle ports and the additional weight to significantly reduce both muzzle flip and recoil. Compatible With: Canik...HKP-21339$189.95 -
H&K SEF Long Axle Selector Lever - Like New
H&K Heckler & Koch
$32.95H&K SEF Long Axle Selector Lever Like New - Polymer Housing Sorted to provide the best looking selector levers for your build. Some will have some signs of instalation and usage but a overall a like new selector. If you have a polymer SEF housing...HKP-21338$32.95 -
Franklin Armory HK MP5K-AR Binary Trigger Group
FA Franklin Armory
$849.95Franklin Armory BFSIII HK-C1 - Trigger Group For MP5K, SP5K Our new and improved MP5K-AR Navy ambidextrous lower housing is now paired with Franklin Armory Binary Trigger pack and a Magpul MOE grip to make this complete MP5K-AR style Binary Trigger...HKP-21337-M$849.95 -
HKP Pistol Rug Case - Bundesadler - Black
HKP HK Parts
$19.95HKP Pistol Rug - Bundesadler - Black Keep your handgun safe with the HK Parts pistol rug featuring the iconic German Bundesadler crest. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed...HKP-21014$19.95 -
HKP Pistol Rug Case - Bundesadler - OD Green
HKP HK Parts
$19.95HKP Pistol Rug - Bundesadler - OD Green Keep your handgun safe with the HK Parts pistol rug featuring the iconic German Bundesadler crest. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13"...HKP-21015$19.95 -
HKP Single Point Leather & Nylon Sling
HKP HK Parts
$59.95Single Point Leather & Nylon Sling 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...HKP-21321-M$59.95 -
Holosun HK VP9/VP40 Direct Fit SCS Reflex Sight
Holosun
$359.95Holosun HK VP9 SCS-MOS Reflex Sight This solar charging sight is designed to attach directly to the slide without an adapter plate and uses an innovative solar charging system with multi-directional light sensors to automatically adjust brightness in...HKP-21336$359.95 -
Nefarious Arms HK 416/MR556 10.4" A3's Barrel
Nefarious Arms
$694.95Nefarious Arms HK 416/MR556 10.4" A3 Barrel Chrome-lined and made in the USA. Grab this expertly crafted barrel for your next SBR or pistol build.HKP-21335$694.95 -
RCM HK MP5/SP5 #27/90 Degree Locking Plate
RCM
$39.95RCM HK MP5/SP5 #27/90 Degree Locking Plate Machined and properly heat treated from ordnance grade steel. A must have component for users runing a suppressed set up or cycling a variety of ammunition. This will assist with fine-tuning pistol...HKP-21334$39.95 -
HKP HK VP9/VP9L EPS Optic Plate
HKP HK Parts
$49.95HKP HK VP9 EPS Optic Plate Each plate is CNC machined from a solid billet of ordnance grade steel, deburred, tumbled and Cerakoted for the ultimate in durability and appearance. Each unit comes with 2 X T20 steel Torx Plus screws for mounting the optic...HKP-21333$49.95 -
Strike Industries HK SP5 Drop-In MOD2 Stock
Strike Industries
$199.95Strike Industries HK SP5 Drop-In MOD2 Stock We pair our SP5 AR stock adpter with this Strike MOD2 stock to give you a drop-in SP5 stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock. Only available here at HK...HKP-21332-M$199.95 -
Strike Industries HK MP5 Drop-In MOD2 Stock
Strike Industries
$199.95Strike Industries HK MP5 Drop-In MOD2 Stock We pair our MP5 AR atock adpter with this Strike MOD2 stock to give you a drop-in MP5 stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock. Only available here at HK...HKP-21331-M$199.95 -
Strike Industries HK MP5K Drop-In MOD2 Stock
Strike Industries
$199.95Strike Industries HK MP5K Drop-In MOD2 Stock We pair our MP5K AR stock adpter with this Strike MOD2 stock to give you a drop-in MP5K stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock. Only available here at...HKP-21330-M$199.95 -
HKP HK Mark 23 - 16X1 RH Vented Micro Comp
HKP HK Parts
$29.95HK Parts Vented Micro Comp - HK Mark 23 - 16X1 RH The HK Parts Micro Comp & Thread Protector is designed to be lightweight, and 100% functional as both a compensator and thread protector. The HK Parts Micro Comp easily attaches to the end of...HKP-21329$29.95 -
HKP HK Mark 23 - 16X1 RH Knurled Micro Comp
HKP HK Parts
$29.95HK Parts Knurled Micro Comp - HK Mark 23 - 16X1 RH The HK Parts Micro Comp & Thread Protector is designed to be lightweight, and 100% functional as both a compensator and thread protector. The HK Parts Micro Comp easily attaches to the end of...HKP-21328$29.95 -
H&K MR556 Slimline Barrel, 16.5"
H&K Heckler & Koch
$889.95Genuine HK MR556 Slimline 16.5" Barrel. Non-chrome-lined for match accuracy. Compatible With: HK MR556HKP-21322$889.95 -
HKP HK Mark 23 - 16X1 RH Micro Comp
HKP HK Parts
$29.95HK Parts Micro Comp - HK Mark 23 - 16X1 RH The HK Parts Micro Comp & Thread Protector is designed to be lightweight and 100% functional as both a compensator and thread protector. The Micro Comp easily attaches to the end of any factory spec...HKP-21319$29.95 -
DTAC HK MP5SD Front End Kit
DTAC Dakota Tactical
$1,199.95Dakota Tactical HK MP5SD Front End Kit If you have wanted to convert that MP5 or SP5 to an SD but didn't know where to start, look no further. Our kit provides all necessary components (aside from suppressor) to do so. With a DTAC Cage and SD guard...HKP-21318$1,199.95 -
HKP Compensator Picatinny Rail Delete Plate
HKP HK Parts
$18.95HKP Compensator Picatinny Rail Delete Plate The HK Parts compensator picatinny rail delete plate quickly replaces the picatinny rail for a no-snag, sleeker execution. This offering is not compatible with Rail Mount Compensators with ported holes located...HKP-21317-M$18.95 -
Omega HK UMP .45 Semi Auto Bolt Carrier - Complete
OMEGA
$359.95Omega HK UMP .45 Bolt Carrier Complete - Semi Auto Replacement part for USC to UMP conversions. Marked .45 semi auto just like the OEM carrier. Compatible With: HK UMP .45 Includes: Extractor Firing Pin Firing Pin Spring Firing Pin Retaining Pin The...HKP-21316$359.95 -
B&T HK MP5/MP5K QD/QO Brass Catcher
B&T Brugger & Thomet
$264.95B&T HK MP5/MP5K QD/QO Brass Catcher Works with HK MP5 only with the BT-21358 handguard or for the BT-21573 handguard for the MP5K. Compatible With: HK MP5/MP5K HK SP5/HK SP5K ClonesHKP-21315$264.95 -
Strike Industries 1913 Picatinny Backup Sights
Strike Industries
$84.95Strike Industries 1913 Picatinny Backup Sights Feautures: Built-in backup sights when flipped down for quick target acquisition Low-profile and low snag design Tool-less adjustments of windage and elevation Quick sliding dual aperture rear sight...HKP-21314$84.95 -
Strike Industries HK 416 - 9" Light Speed Handguard
Strike Industries
$318.95Strike Industries HK 416 - 9" Handguard - Gridlok - Light Speed The Strike Industries GRIDLOK® Rail for 416 gives you a primary, a secondary or multiple setup options as a quick and direct handguard swap. The GRIDLOK® Rail for 416 has the SI...HKP-21313$318.95 -
Strike Industries HK 416 - 9" Full Duty Handguard
Strike Industries
$318.95Strike Industries HK 416 - 9" Handguard - Gridlok Full Duty The Strike Industries GRIDLOK® Rail for 416 gives you a primary, a secondary or multiple setup options as a quick and direct handguard swap. The GRIDLOK® Rail for 416 has the SI patent...HKP-21312$318.95 -
Strike Industries AR-15 PDW Stabilizer
Strike Industries
$278.95Strike Industries AR-15 PDW Stabilizer The Strike Industries PDW Stabilizer represents the pinnacle of ultra-compact PDW systems. At the compressed position, the compact PDW allows for effortless maneuverability particularly in close quarters...HKP-21311$278.95 -
Strike Industries Dual Folding Stock & Brace
Strike Industries
$219.95Strike Industries Dual Folding Stock & Brace This unit can be adapted to any MP5 or MP5K with a Picatinny rail adapter like the JMAC offerings for MP5K HKP-18990 and MP5 HKP-19305 The Strike Dual Folding Adapter is the first-in-market patented...HKP-21309$219.95