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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On Sale
HK MP5, HK94 Spring - Firing Pin
H&K Heckler & Koch
Now: $8.96Was: $9.95HK Heckler & Koch HK94, MP5 Spring - Firing Pin German Fits all of the MP5, SP5, SP5K, MP5K 9mm and 40/10 Variants including MP5, 94 clones. The firing pin is one of the most common repair and replacement items. Compatible...Now: $8.96Was: $9.95 -
On Sale
MFI Snap Sling Hook 1.25"
MFI
Now: $4.46Was: $4.95HK Style 1.25" Snap Hook For Sling This sling hook is designed for wider 1.25" width slings. Made in the USA, and is great for HK sling projects and spares. We offer the 1" and the 1.25" sling hooks for all your HK projects.Now: $4.46Was: $4.95 -
On Sale
Rail Cover - Dark Earth
Magpul
Now: $3.75Was: $8.95Magpul Rail Cover Dark Earth Protect your investment with these attractive low-profile "Ladder" rail protectors. Features: Ladder Panels offers low-profile 1913 Picatinny rail coverage Easy clip-on/off installation Provides a very low-profile...Now: $3.75Was: $8.95 -
On Sale
Replacement Screw Set for Red Dot Sight - RMR
USA
Now: $1.75Was: $1.95Replacement Screw Set For Trijicon RMR Set of 2 6-32 x 1/2" flat head socket cap screws with thread locker. Requires a 2mm allen head key. Replacement or spare set to mount your Trijicon RMR optic to a #2 optic mounting plate.Now: $1.75Was: $1.95 -
On Sale
M-LOK Vertical Foregrip - Long
HKP HK Parts
Now: $19.96Was: $24.95HKP Universal M-LOK Long Grip This grip is by far the nicest 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 that offers a built in aluminum...Now: $19.96Was: $24.95 -
HK MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED
H&K Heckler & Koch
$74.95H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED HK German factory date coded SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push pin firearms that do not require a clipped and pinned housing...$74.95 -
On Sale
HK MP5K, SP89, SP5K Folding Stock - 9mm - HK Marked
H&K Heckler & Koch
Now: $359.95Was: $399.95HK Marked MP5K, SP5K, SP89 & MP5K-N, PDW Folding Stock This is the original "HK" logo marked HK factory stock, found on all HK German MP5K's or PDW's. Each stock is marked HK and uses the HK German backplate/buffer factory assembly. Overall Length is...Now: $359.95Was: $399.95 -
On Sale
HK MP5K Vertical Grip - VFG M-LOK
HKP HK Parts
Now: $39.96Was: $49.95HKP HK MP5K Vertical Grip VFG M-LOK Our VFG for the MP5K platform is now M-LOK compatible. The perfect combination to install lights or lasers. M-LOK slots are integrated on both sides to make it a true ambidextrous vertical grip. Made in the USA...Now: $39.96Was: $49.95 -
On Sale
HK 90 Series Pinned Hammer
H&K Heckler & Koch
Now: $26.95Was: $29.95Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. With the proper hole on the hammer to pin the strut in place. This hammer is the hammer that is most commonly...Now: $26.95Was: $29.95 -
On Sale
HK MP5, MP5K, HK33, HK53, HK93, HK91, G3 Hanger Clip - Cocking Tube
H&K Heckler & Koch
Now: $12.55Was: $13.95H&K Cocking Tube Hanger Clip The HK cocking tube support hanger is the part that welds onto the end of the cocking tube that allows the forearm to install with the use of a small push pin. New HK German factory manufactured. Ready to weld onto your...Now: $12.55Was: $13.95 -
On Sale
HK MP5K, SP5K Handguard - M-LOK
MI Midwest Industries
Now: $103.45Was: $114.95M-LOK Handgaurd for MP5K, SP5K, SP89 Firearms Features: Made in the USA, 922r Compliant Professional grade one-piece design Simple installation, includes all tools Mil-spec top rail Extremely lightweight design weighs only 2.6 oz with hardware Slim 1.6...Now: $103.45Was: $114.95 -
On Sale
HK 10 Round HK MP5, MP5K - California Compliant Magazine
H&K Heckler & Koch
Now: $80.06Was: $88.95California Complaint Magazine 10-30 - MP5, MP5K - German - New This California compliant magazine has a 10 round block pre-installed which converts a factory 30 round magazine into a 10 round magazine. This is the best option to stay legal in...Now: $80.06Was: $88.95