MP5K / SP5K Small Parts
Ensure smooth operation with high-quality MP5K small parts and SP5K replacement pins from HKP. Our HK Parts collection includes essential springs, pins, and other small components to keep your firearm running at its best. Trust HKP for reliable replacement parts.
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On Sale
HK90 Series Cocking Tube End Cap - Aluminum
HKP HK Parts
Now: $12.95Was: $14.95H&K Cocking Tube End Cap - Aluminum - US Made Made from weight-saving aircraft-grade aluminum alloy. Compatible With: All 90 series HK firearms and clones that use a triple frame/sight towerHKP-02806-MNow: $12.95Was: $14.95 -
On Sale
HK MP5, SP5K Extractor Spring - 9mm
MKE
Now: $5.95Was: $6.95MKE HK MP5, MP5K - Extractor Spring - 9mm Extractor spring for all 9mm HK variants including clones. This spring is the #1 repair & replacement item for the MP5 and MP5K family of firearms. Compatible With: HK MP5 HK MP5K HK SP5 HK...HKP-22481Now: $5.95Was: $6.95 -
On Sale
HK MP5, MP5K F Style Roller Retainer Plate - 3rd Gen
H&K Heckler & Koch
Now: $13.95Was: $14.95HK German "F" Style 3rd Gen Roller Retainer Plate This is the latest and greatest German design of roller retainer plates found in all of the latest production of HK German bolt heads. The MP5 F roller retainer plate fits true F-style bolt heads only...HKP-00069Now: $13.95Was: $14.95 -
Out Of Stock
HK Recoil Rod Guide Ring For Recoil Rod Assemblies
H&K Heckler & Koch
$7.99HK Recoil Rod Guide Ring For Recoil Rod Assemblies This item is a high-wear item & is great to have as a spare part. Compatible With: HK MP5 HK 94 HK MP5K HK 91 HK G3 HK 93 HK 33 HK 53 HK 21 (not E guns) Other HK 90 Series Rifles & Pistols.HKP-00143$7.99 -
On Sale
Receiver Shelf - Semi Auto - Billeted
Now: $16.95Was: $19.95Semi Auto Shelf for Receiver - Billeted HK Semi Auto Shelf milled from one solid billet to HK's factory specifications (no castings here). This is the needed receiver shelf that is welded to the receiver to allow the use of the clipped & pinned...HKP-01521Now: $16.95Was: $19.95 -
On Sale
HK90 Series Cocking Tube End Cap - Steel
HKP HK Parts
Now: $16.95Was: $19.95Cocking Tube End Cap - Steel - US Made Manufactured from solid billet steel and finished in black in a nitride finish. Compatible With: All 90 series HK firearms and clones that use a triple frame/sight towerHKP-17580Now: $16.95Was: $19.95 -
On Sale
HK MP5K, SP5K Spare Buffer for Folding Stocks and End Caps
HKP HK Parts
Now: $8.95Was: $9.95HKP Spare Buffer For Folding Stocks & End Caps New US manufactured flat style "H"buffer to replace the factory HK buffer on MP5K folding stocks and end caps. As well as a spare or replacement buffer for the MP5 & MP5K folding B&T stocks. Made...HKP-17886Now: $8.95Was: $9.95 -
HK MP5, HK94 Firing Pin
H&K Heckler & Koch
$49.95H&K MP5, HK94, MP5K, SP89 & SP5K Firing Pin - German Compatible With: MP5 HK94 MP5K SP89 SP5KHKP-00061$49.95 -
HK MP5, HK90 Series Hammer Axle for Trigger Pack
H&K Heckler & Koch
$2.95H&K 90 Series Hammer Axle For Trigger Pack HK German used hammer axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .237 inches (6.0mm). A great spare and must have spare part for anyone that owns an HK 90 series of...HKP-15444$2.95 -
On Sale
HK MP5, MP5K Magazine Follower and Locking Plate Set - 9mm
HKP HK Parts
Now: $11.95Was: $12.95HKP MP5 & MP5K 9mm Magazine Follower & Locking Plate Set A drop in item that allows you to swap your follower & locking plate to green or red. Best for a quick empty mag identifier. A great training or range aid at a great price. Made...HKP-21573-MNow: $11.95Was: $12.95 -
On Sale
HK MP5, HK94, MP5K, SP89 Firing Pin - Titanium
HKP HK Parts
Now: $42.95Was: $49.95HK Parts Titanium Firing Pin for HK MP5, HK MP5K, HK94, and HK SP89 Grade 6 Titanium firing pin. Each was made using the factory HK specifications from original HK German blueprints. This is the finest US made Titanium firing pin available anywhere, at...HKP-17601Now: $42.95Was: $49.95 -
On Sale
HK MP5, G3, HK93 Magazine Catch Push Button
H&K Heckler & Koch
Now: $7.95Was: $8.95Push Button For Magazine Catch Compatible With: G3 91 MP5 MP5K SP5K-PDW (For SP5K's not equipped with the paddle release, purchase this kit) 94 93 33 PTR, Clones, ETC.HKP-01833Now: $7.95Was: $8.95