Handguards / Forearms / Foregrips
Explore our extensive selection of HK handguards, forearms, and foregrips designed to enhance the functionality and aesthetics of your HK firearms. From ergonomic grips to customizable rail systems like M-LOK and Picatinny, our products offer precision, durability, and tactical superiority. Perfect for upgrades or replacements, these components are tailored for popular models like the HK MP5, HK416, and HK G36, ensuring perfect compatibility and improved performance.
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GSG9 HK G36K Forearm - Black
GSG9
$120.95HK G36K Forearm With Hand Stop & Heat Shield HK G36K length latest production HK G36K handguard with built in heat shield. Each unit features a built in hand stop with sling attachment points. Built in hard mounting points for adding picatinny rails...HKP-18217$120.95 -
H&K HK G36, HK SL8, HK 243 Handguard - Black
H&K Heckler & Koch
$399.95HK German Sl8, G36 & HK243 Aluminum Handguard - IDZ New latest production HK G36, SL8 & HK243 forearm. This handguard offering is made entirely out of aluminum. This is the most robust forearm HK makes or that is available. This was designed for...HKP-17708$399.95 -
H&K MR556/416 Forearm Front Folding Sight - BRN
H&K Heckler & Koch
$597.95H&K MR556/416 9" Quad Rail With Flip Up Front Sight - BRN Latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings for the adjustable gas block for suppressed and...HKP-17680$597.95 -
On Sale
HKP HK MR556/416 Upper 8" 416C Style Conversion Kit w/ Handguard
HKP HK Parts
Now: $1,119.95Was: $1,595.95MR556 & HK416 Upper Conversion Kit - 8" - HK 416C Style Finally an answer for all of those that have been wanting as close to the original HK 416C 8" barrel conversion kit for 416 or MR556. Each upgrade kit is as close as you can get to a factory HK...HKP-18628Now: $1,119.95Was: $1,595.95 -
B&T HK MG5 Unigrip QD with Bipod
B&T Brugger & Thomet
$239.95B&T HK MG5 Unigrip QD with Bipod This grip is made for the HK MG5 but is very versatile and can attacht to any firearm that has a forearm with a picatinny rail. It is primarily a foregrip, but due to the integrated bipod (which can be deployed...HKP-21051$239.95 -
H&K HK MR556/HK 416 9" M-LOK Handguard - Black
H&K Heckler & Koch
$399.95H&K HK MR556/HK 416 9" M-LOK Handguard - Black New HK German manufactured forearm for the HK 416 and MR556 firearm. Comes exactly as pictured. Compatible With: HK MR556 HK 416HKP-19670$399.95 -
MI HK MR556/416 M-LOK Compatible 9" Carbine Handguard
MI Midwest Industries
$229.95MI HK MR556/416 M-LOK Compatible 9" Carbine Handguard Features: Made in the USA Simple installation, direct replacement for HK factory handguard Retains factory barrel nut Mil-Spec top rail Seven sides of M-LOK compatible slots Lightweight, rugged 6061...HKP-18436$229.95 -
AIM HK 93/33 (5.56/.223) Carbine Length Handguard - M-LOK
AIM
$85.95HK 91, PTR RIFLE LENGTH HANDGUARD - M-LOK This sleek streamlined design is an ultra low profile handguard with generous mounting space to accept all M-LOK accessories. Superior ergonomics and simple, drop-in installation makes this the best HK pattern...HKP-18177$85.95 -
H&K HK MR762 M-LOK 14.7" Handguard - Black
H&K Heckler & Koch
$274.95H&K HK MR762 M-LOK 14.7" Handguard - Black This handgurad is 14.7" long featuring a flat top Picatinny Rail and M-LOK attachment points. Compatible With: HK MR762HKP-19775$274.95 -
H&K MP5K/SP89/SP5K 9mm Key Mod Handguard
HKP HK Parts
$89.95HK MP5K, SP89 Low Profile Forearm KEYMOD The Key MOD tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock & HK enthusiasts with your shooting needs...HKP-17177$89.95 -
Picatinny to Harris Bipod Adapter
HKP HK Parts
$34.95Harris Bipod Adapter This mounts to any Picatinny rail and proves a stable platform to add a Harris bipod or other similar-style bipod. This will fit any Picatinny spec rail or rail system. Made in the US out of aircraft-grade aluminum and steel.HKP-00909$34.95 -
On Sale
Picatinny to Harris Bipod Adapter - Universal
HKP HK Parts
Now: $14.95Was: $33.95Harris Bipod Adapter This mounts to any Picatinny rail and proves a stable platform to add a Harris bipod or other similar-mounting bipods. This will fit any Picatinny spec rail or rail system. Made in the US out of aircraft-grade aluminum and...HKP-21528Now: $14.95Was: $33.95 -
GSG GSG-5PK Vertical Grip w/ Rails
GSG German Sports Guns
$99.95GSG-5PK Vertical Grip w/ Rails Fits the PK model ONLY. Please Note: This is an item that can ONLY be added once you have the valid NFA approval before installation.HKP-02403$99.95 -
Surefire Infrared Filter For Lighted Forearms
Surefire
$64.95Surefire Infrared Filter For Lighted ForearmsHKP-16992$64.95 -
H&K G36/SL8 (5.56/.223) Forearm Original Version
H&K Heckler & Koch
$99.95German HK G36 & HK SL8 Black Forearm- 1st Gen This part is the older style 1st gen that has the bipod grove to allow the factory HK bipod to be installed. New HK black in color without a heat shield. No longer in production...HKP-01936$99.95 -
H&K HK MR762 M-LOK 14.7" Handguard - FDE
H&K Heckler & Koch
$429.95H&K HK MR762 M-LOK 14.7" Handguard - FDE Handguard for the HK MR762. It is 14.7 inches in length and has a flat top Picatinny Rail and M-LOK attachment points. Compatible With: HK MR762HKP-19777$429.95 -
Out Of Stock
PWS Keymod Bipod Adapter for Harris Style Bipods
PWS Primary Weapon Systems
$21.95Keymod Bipod Adapter for Harris Style Bipods The Harris Style Bipod Mount is quick to install and easy to use. Fits snug to your KeyMod or PicMod handguard and ensures a stronghold on your Harris Bipod.HKP-19272$21.95 -
Out Of Stock
B&T HK 91/G3 (7.62x51/.308) Handguard - Tri Rail
B&T Brugger & Thomet
$469.95B&T handguard Tri- Rail System For HK G3, 91 & PTR With 2 X Detachable Side Rails The fast growing selection of accessories in the field of tactical accessories has brought up the demand for weapon specific attachment interfaces. With the...HKP-16865$469.95 -
B&T HK 93/33 (5.56/.223) Tri-Rail Handguard
B&T Brugger & Thomet
$369.95B&T Handguard 3x NAR for HK 93, 33 with Detachable Side Rails Specifications: Color: Black Height max: 48.8 mm Length max: 243.5 mm Length of right rail: 97 mm Length of left rail: 97 mm Length of bottom rail: 243.5 mm Material: Aluminum NATO...HKP-16868$369.95 -
Out Of Stock
B&T TL99 Handguard - Used
B&T Brugger & Thomet
$69.95B&T model TL99 handguard for HK MP5, 94 models - Used without ASP LightHKP-19788$69.95 -
H&K HK MP5 & HK94 Slimline Forearm - FDE
H&K Heckler & Koch
$69.95H&K HK MP5 & HK94 Slimline Forearm - FDE These forearm started as a G3, HK91 length forearm and was machined to fit the HK 93,33, cleaned up and cerakoted FDE for the best finish possible. Available exclusively at HK Parts. Compatible...$69.95 -
HK MP5K, SP5K, SP89 Vented Vertical Forearm w/ Handstop - Black
HKP HK Parts
$44.95MP5K, SP5K, SP89 - Vented Vertical Forearm with Handstop Each forearm will fit the MP5K or SP89 style of firearms. As an added bonus this item counts as a US made part toward 922r compliance. This is the finest forearm available for your HK firearm. Made...HKP-19498$44.95 -
HKP HK MR556/CR556/MR762 H-Key 17 Rail Segment
HKP HK Parts
$44.95HK MR556, CR556 & MR762 HKey Rail Segment - 17 Slot 17 slot rail segment for the new "HKey" style forearms. This rail section is designed to fit and attach to any of the new HKey style forearms now being shipped on the MR556, CR556, MR762 and...HKP-17847$44.95 -
Out Of Stock
B&T Vertical Fixed Unigrip - Black
B&T Brugger & Thomet
$90.00B&T Vertical Fixed Unigrip - Black Swiss made B&T vertical for-end grip for picatinny. Made of aluminum Will fit all mil-spec picatinny rails. Measures long. Specifications: Condition: Factory new Color: Black Material: Polymer/alloyHKP-18043$90.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Slimline Forearm - Black - Used Excellent Condition
H&K Heckler & Koch
$0.00Used Authentic German Military Surplus G3 Black Slim Line Forearm With Heat Shield Used in excellent shape. For the money, these are a nice addition to the collection. Each item will fit all full forearm length HK 91, G3, PTR style firearms. Used...HKP-18317$0.00 -
HKP HK UMP, HK USC, HK G36 Hand Stop Complete - Black
HKP HK Parts
$49.95Hand Stop Complete - USA - UMP, USC & G36 Compatible With: USC UMP G36K G36CHKP-19236$49.95 -
Out Of Stock
HKP MP5, SP5 Wide Handguard With 6" Bottom Rail
HKP HK Parts
$59.95HKP MP5, SP5 Wide Handguard With 6" Bottom Rail HK MP5 wide forearm for all MP5 , SP5 & HK94 variants this MP5 handguard is also known as the tropical wide forearm. This item also has an aluminum 6" bottom rail added to the bottom of the wide...HKP-14538$59.95 -
KDG HK MR556 13.75" M-LOK Rail System - FDE
KDG Kinetic Development Group
$399.95Rail System - 13.75" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like...HKP-19243$399.95 -
MI HK MR556/416 M-LOK Compatible 13.5" Carbine Handguard
MI Midwest Industries
$269.74MI HK MR556/416 M-LOK Compatible 13." Carbine Handguard Features: Made in the USA Simple installation, direct replacement for HK factory handguard Retains factory barrel nut Mil-spec top rail Seven sides of M-LOK compatible slots Lightweight, rugged...HKP-18437$269.74 -
Out Of Stock
Surefire 628 forearm complete - Used cracked pad
Surefire
$199.95Surefire 628 forearm complete - Used cracked pad Surefire 628 forearm complete with flashlight bezel USED CRACKED PAD single momentary (see photos). All have been tested and fully functional. Cracks on the pad may vary. Sold as is.HKP-19406$199.95 -
GSG9 HK G36C Forearm - Black
GSG9
$126.95HK G36C Handguard With Heat Shield & Hand Stop New GSG9 manufactured forearm with heat shield & hand stop fits all HK G36C's or SL8/G36 conversions sized for the G36C barrel. Each unit also features the hand stop with sling attachement points...HKP-18216$126.95 -
H&K CR556/CR762 5-Rail Segment - Black
H&K Heckler & Koch
$39.95HK MR556, CR556 & MR762 & CR762 Rail Segment - 5 Rail ASM New Factory HK 5 slot rail segment for the CR style HKey mod rail forearms. Compatible With: CR556 MR556 (with HKey handguard installed) CR762 MR762 (with HKey handguard installed) HK MP5...HKP-17510$39.95 -
Out Of Stock
H&K HK MP5, 94, 53 Factory Slimline Forearm - Used
H&K Heckler & Koch
$0.00H&K HK MP5, 94, 53 Factory Slimline Forearm - Rare - Like new Like new and rare Heckler & Koch Genuine HK94/MP5 slimline forearm date coded, in excellent condition. This rare and sought-after part fits all MP5, 94 & MP5 40/10 and HK53...HKP-01720$0.00 -
On Sale
HK UMP & G36 Pistol Grip Storage Insert - BLEMISHED
USA
Now: $9.95Was: $16.95HK UMP & G36 Pistol Grip Storage Insert - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. G36 & UMP pistol grip insert for all G36 & UMP...HKP-20176-BNow: $9.95Was: $16.95 -
HKP HK G36K Forearm - FDE
HKP HK Parts
$109.95HK G36K Forearm With Hand Stop & Heat Shield HK G36K length latest production HK G36K handguard with built in heat shield. Each unit features a built in hand stop with sling attachment points. Built in hard mounting points for adding picatinny rails...HKP-19301$109.95 -
On Sale
Sig Sauer SIG MCX Low Profile Handguard - Black
Sig Sauer
Now: $69.95Was: $129.95Sig Sauer SIG MCX Low Profile Handguard - Black Features: Black 8.15 in Low Profile KeyMod AluminumHKP-18802Now: $69.95Was: $129.95 -
B&T Unigrip Fixed With Storage Compartment - FDE
B&T Brugger & Thomet
$69.95B&T Vertical Grip - Fixed Style With Storage Compartment - TAN Swiss made B&T vertical for-end grip for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the grip. Will fit all mil-spec picatinny rails...HKP-18042$69.95 -
On Sale
B&T Unigrip QD with Bipod - Aluminum
B&T Brugger & Thomet
Now: $199.95Was: $224.99B&T Unigrip QD with Bipod - Aluminum This B&T foregrip features a retractable bipod for superior weapon stability in both the standing and prone positions. Specifications: Condition: Factory new Material: Aluminum Heat deflection...HKP-21596-MNow: $199.95Was: $224.99 -
Out Of Stock
Geissele HK 416 10.5" M-LOK Handguard - Black
Geissele
$499.95Geissele HK 416 10.5" M-LOK Handguard - Black The super modular rail HK416 MK15 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength,...HKP-20327$499.95 -
HK Universal Polymer 3.25" Rail
H&K Heckler & Koch
$59.95HK Universal Polymer Rail With Screws for the G36E, SL8, USC, UMP HK German manufacture. New universal picatinny rail for forward section or forearm. Compatible With: G36E SL8 USC UMP All variants Specifications: Length: 3.25"hkp-18489$59.95