MP5K / SP5K Series
Discover the most comprehensive selection of HK MP5K and SP5K parts at HKP. From bolt carrier groups and barrels to trigger packs and magazines, we provide all the HK parts you need to build, upgrade, or maintain your firearm. Whether you're enhancing your MP5K with 922r compliant parts or looking for the perfect SP5K flash hider, our top-quality components are designed for precision, reliability, and performance. Trust HKP for all your MP5K and SP5K parts and accessories.
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HK MP5, MP5K Magazine Floorplate - 9mm - US
HKP HK Parts
$9.95HK MP5 & MP5K 9mm Magazine Floor Plate - US New US manufactured MP5, MP5K 9mm magazine floor plate. Made in the USA, fully heat treated and built to factory specification. A great replacement for 922r compliance as it counts as 1 US made compliant...$9.95 -
HK MP5K, SP5K, SP89 Stock - Folding - 9mm
Choate
$199.95Choate HK MP5K, SP5K, SP89 Stock - Folding - 9mm US Made Each stock features the same quick, open steel housing and folding arm found on all HK stock offerings. Each stock is backed by the manufacturer's lifetime warranty but built tough enough that you...$199.95 -
HK Tower and Pin - Front Sight and Cocking Handle
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, 93$1.95 -
HK90 Series Mag Paddle Bushing with Pin for Semi Builds
DTAC Dakota Tactical
$9.89DTAC Mag Paddle Bushing With Pin For Semi-Builds This part is made 100% in the US from 17-4 stainless steel. Latest production with patent pending anti-binding enhancement upgrade. Accurate tolerance for easy movement with minimal play. It has an...$9.89 -
HK MP5, MP5K Optic Mount - MLI - Picatinny Rail
H&K Heckler & Koch
$359.99HK German Low Profile Mount For HK MP5, SP5 & MP5K, SP5K - MLI HK German manufactured HK MP5, MP5K low profile Picatinny scope mount. Manufactured at HK in Germany as part of the "Mid-Life Improvement" upgrade for the HK MP5 family of firearms. The...$359.99 -
HK MP5K Stock
Safety Harbor Firearms
$279.99KES HK MP5K Stock 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...$279.99 -
HK MP5 Trigger Pack - Full Auto - Complete - 9mm
H&K Heckler & Koch
$349.95H&K Heckler & Koch - HK MP5 Trigger Pack - Full Auto - Complete - 9mm German Each factory full auto trigger pack includes a new 9mm 3rd generation German ejector lever installed. We do NOT use Pakistani, MKE, or US-made ejector levers in our...$349.95 -
Out Of Stock
HK MP5, MP5K Handle -Cocking - 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...$39.95 -
HK MP5K, SP5K, SP89 Folding Stock
B&T Brugger & Thomet
$275.00B&T Brugger and Thomet HK MP5K, SP5K, SP89 Folding Stock Factory Swiss-made B&T folding stock for MP5K-pattern firearms. This military-grade stock is built to the same specifications B&T supplies to OEM contracts and installs using standard...$275.00 -
Out Of Stock
HK MP5, MP5K Clamp - 9mm - Dual Magazine
H&K Heckler & Koch
$109.95HK German MP5 & SP5 Or MP5K & SP5K 9mm Dual Magazine Clamp Allows the user to clamp two magazines together allowing users to quick swap their magazines. Great for competition shooting or swapping back and forth between different types of...$109.95 -
HK MP5, SP5 Locking Piece #27 - 90 degree
RCM
$34.95HK MP5, SP5 Locking Piece #27 - 90 degree Machined and properly heat treated from ordnance grade steel. A must have component for users running a suppressed set up or cycling a variety of ammunition. This will assist with fine-tuning pistol...$34.95 -
HK MP5, HK94, SP89, SP5K Curved Magazine - 9mm - 15 Round
H&K Heckler & Koch
$85.95HK 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 HK94 Custom...$85.95