HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HK MP5, SP5K Cocking Support Detent
H&K Heckler & Koch
$9.95Cocking Tube Support Detent For The MP5, 94, MP5K, SP89, & SP5KHKP-01103$9.95 -
HK416 A5, MR556 A4 Gas Vent Screws - 1.0-2.5mm
H&K Heckler & Koch
$31.99H&K MR556 A4 and HK416 A5 Gas Vent Screws German gas vent screw for MR556 A4 gas block. Specifications: Factory reference: 1.3mm is the common factory vent screw size for MR556 A4 Sizing reminder: Larger mm equals more venting, Smaller mm equals...HKP-22470-M$31.99 -
Link Anchor Poly Handstop
Strike Industries
$19.95Strike Industries Link Anchor Poly Handstop The LINK Anchor Handstop is made from a heat-resistant polymer that allows comfortable grip in any shooting condition. It has a low profile design that allows mounting through any MLOK or KeyMod openings. The...HKP-19645$19.95 -
HK MP5, MP5K, HK94K, SP89 Bolt Head - 9mm
RCM
$221.95HK MP5, 94, MP5K, & SP89 9mm - Complete Bolt Head Each bolt head incorporates a mixture of the finest quality US-made and factory German HK parts, making a new complete bolt head ready for use. Use this to replace out-of-spec bolt heads and worn-out...HKP-01241$221.95 -
On Sale
HK MP5, MP5K Hammer Spring - 9mm - US
MKE
Now: $3.89Was: $5.89MKE MP5/MP5K, AP5 Hammer Spring MKE MP5/AP5 replacement hammer spring. Worn hammer springs can cause light primer strikes and misfires. A great part to load up on for years of trouble free shooting. Crafted per HK specifications by MKE...HKP-22224Now: $3.89Was: $5.89 -
HK MR556 Receiver Take Down Tool
H&K Heckler & Koch
$19.95H&K HK MR556 Receiver Take Down Tool This part is the tool used to tighten down the stock movement on the E1/E2 stock. Each tool will be stored in the rear of the E1/E2 stock. Compatible With: HK MR556 Please Note: We get...HKP-02653$19.95 -
HK UMP, USC Stock Block B - Eyelet Thumb Screw Style
HDPS
$229.95HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B- Eyelet Screws New latest production HDPS HK USC/UMP Stock Block type for use with all HK UMP factory or US made Folding Stocks. Each unit comes with the sling loop eyelet and thumbscrews. This is a...HKP-16756$229.95 -
On Sale
HK MP5K Dual Folding Stabilizer with Adapter
HKP HK Parts / Strike Industries
$289.95 - $299.95Strike Industries Dual Folding Stabilizer with HKP MP5K Adapter The Strike Industries Dual Folding Stabilizer paired with the HKP MP5K picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...HKP-21386-M$289.95 - $299.95 -
Out Of Stock
HK MP5 Magazine - No Evil
Zenith
$43.95Zenith - No Evil MP5 Magazine The infamous three wise monkeys laser-etched into a Zenith magazine. Hear no evil, see no evil, speak no evil. Limited run so get them while you can! Application of oil is recommended depending on climate...HKP-20842$43.95 -
HK MP5, HK94, SP89, SP5K Cocking Handle
H&K Heckler & Koch
$44.95HK MP5, 94 & MP5K, SP89, SP5K Cocking Handle - German New factory HK German latest manufactured and updated style. This part is the current model that HK is equipping all new HK MP5/MP5K variants with. Made to last and the nicest of all the...HKP-00095$44.95 -
HK MP5 Retractable Buttstock - 4 Position - RAL8000
H&K Heckler & Koch
$764.95HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position - RAL 8K This German HK A3 retractable is the latest & greatest HK retractable German stock available. Now in the desirable RAL 8000 color. The F stock is designed to take...HKP-21265$764.95 -
On Sale
T65 Rifle Parts Kit - Gas Piston - Vintage Taiwanese
Other
Now: $899.95Was: $1,119.95Taiwanese T65 Gas Piston Rifle Parts Kit - Vintage We have a limited number of these super rare gas piston rifle parts kits. Each kit was used in Central & South America during active military conflicts and civil war. These kits are heavily...HKP-19676Now: $899.95Was: $1,119.95