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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JMAC Universal HRD M-LOK Handstop
JMAC Customs
$49.95JMAC HRD M-LOK Handstop (H)and(R)etention(D)evice Compact, lightweight, & reversible. Features: M-LOK Compatible Fits in and across M-LOK Slots Includes mounting hardware 7075 T6 Aluminum Hard Coat Anodized The quarter-turn T-slot nuts have...HKP-21235$49.95 -
Out Of StockOn Sale
Strike Industries M-LOK Bikini Hand Stop
Strike Industries
Now: $11.95Was: $13.95Bikini Hand Stop (2-pack) Strike Industries The Strike Industries Bikini Hand Stop (BHS) gives the shooter increased ergonomics and control of the weapon. The hand stop is made from durable and lightweight polymer compatible with M-LOK rails. The BHS is...HKP-20057Now: $11.95Was: $13.95 -
Surefire - 628LMF - Lighted Forearm
Surefire
$579.95Surefire - 628LMF - Lighted Forearm The 628 LMF generates 1000 lumens of output and has a tactical runtime of 2 hours per set of batteries, with gradually decreasing output afterward. Surefire 628LMF Features: Virtually indestructible LED and...HKP-03285$579.95 -
H&K HK MP5 & HK 94 Slimline Forearm - Black
H&K Heckler & Koch
$69.95H&K HK MP5 & HK 94 Slimline Forearm - Black Used German military slimline forearm refinished and cerakote in a black finish. Modified to fit the MP5 & SP5. These are rare items only offered here at HK Parts. Each item is in good to...HKP-20274$69.95 -
UTG Vertical Grip With LED Light & Quick Detach Mount
UTG
$89.95UTG Vertical Grip With LED Light & Quick Detach Mount Features: UTG combat aluminum foregrip with integral LED flashlight Cree Q5 LED diodes Integrated reflector and light bulb to provide instant spot focus for clear object...HKP-13184$89.95 -
Magpul M-LOK 7 Slot Rail Section
Magpul
$21.95Magpul M-LOK 7 Slot Rail Section Designed for use with all M-LOK compatible Hand Guards and Forends, M-LOK Aluminum Rail Sections allow the attachment of various 1913 Picatinny spec rail-mounted accessories such as lights, vertical grips, etc. Machined...HKP-19569$21.95 -
HK SL8, HK G36 Full Size Aftermarket Complete Bottom & Side Rail Set - Black
USA
$69.95HK SL8/G36 Full Size Aftermarket Bottom & Side Rail Set Complete Comes with the bottom and 2 side rails (left and right) as well as the screws and allen wrench. Made of aircraft-grade aluminum and laser marked for easy number identification. New and...HKP-00633$69.95 -
Out Of Stock
H&K 53/51 (5.56/.223) Handguard
H&K Heckler & Koch
$59.95HK German Correct Length HK 53, 51 & PTR Forearm New factory fresh HK German manufacture HK53 hand guard. Polymer handguard that is the proper length to cover the extended portion of the trunnion found on the HK53 and HK 51 style of firearms...HKP-00468$59.95 -
HK G36, HK SL8 Side Rail Factory HK - Black
H&K Heckler & Koch
$67.95HK Factory German G36 & SL8 Side Rail With Screws Up to two side rails can be used on a G36 UMP, one for each of the sides. Made from hard coat anodized aluminum. Compatible With: SL8 full size G36 full sizeHKP-01962$67.95 -
B&T Short Style Quick Detach Vertical Grip - Coyote Tan
B&T Brugger & Thomet
$77.95B&T Short Style Quick Detach Vertical Grip - Coyote Tan Swiss made B&T quick detach short vertical for-end grip with quick release throw lever for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the...HKP-18041$77.95 -
On Sale
B&T Benelli M4 Super 90 Handguard
B&T Brugger & Thomet
Now: $219.95Was: $319.95Factory Swiss manufactured B&T M4 Benelli Quad Rail This offering is the latest model that is a one piece version that will fit all Benelli M4 shotguns. The finest quad rail you can buy! Specifications: Color: Black Height max: 83 mm Length max: 206...HKP-17435Now: $219.95Was: $319.95 -
H&K 91/G3 (7.62x51/.308) Stock Set w/ Backplate - OD Green - Hand Picked
H&K Heckler & Koch
$84.95Original G3, 91, PTR German Army Used Surplus O.D. Green Stock Set - Complete Factory HK German Production. Each stock set is used but in perfect working order. Each set was hand picked and the best sets we have in stock. Includes: Slimline...HKP-18237$84.95 -
MI HK G3/91/PTR M-LOK Forearm - Black
MI Midwest Industries
$189.95MI HK G3/91/PTR M-LOK Forearm - Black Fits the HK G3, 91 lengths for firearms to include the full-length PTR models that use a G3/91 full-length forearm. May fit some CETME models such as the C308 with fitting required. Made in the USA, 922r...HKP-18439$189.95 -
HKP Tactical Rail - 3 Inch - HK91/93
HKP HK Parts
$14.95HKP Tactical Rail - 3 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-00894$14.95 -
H&K HK 33 Slimline Forearm - OD Green
H&K Heckler & Koch
$59.95H&K HK 33 Slimline Forearm - OD Green Used German military surplus O.D green slimline forearm cut down to fit the HK 33. These are rare items only offered here at HK Parts. Each item is in good to excellent shape and will clean up nicely with a...HKP-20198$59.95 -
Out Of Stock
B&T MP5SD Tri-Rail Handguard
B&T Brugger & Thomet
$374.95B&T MP5SD Tri-Rail Handguard B&T manufactured MP5SD Tri-rail. Factory HK Part number 299459. Made in Switzerland for HK & B&T. Compatible With: All factory spec current production MP5SD models Specifications: Color: Black Height max:...HKP-16884$374.95 -
B&T MP5SD 9mm Tri- Rail Mount For Suppressor
B&T Brugger & Thomet
$158.95B&T MP5SD 9mm Tri- Rail Mount for Suppressor Can accommodate suppressors up to 1.60 inches in overall diameter. Specifications: Color: Black Diameter max: 57.5 mm Length max: 44.5 mm Length of right rail: 30 mm Length of left rail: 30 mm Length of...HKP-16880$158.95 -
H&K HK MR762/MR556/HK416 Rail Cover Set - Black
H&K Heckler & Koch
$69.95HK MR762 Quad Rail Picatinny Rail Handguard Cover Set - 3 Rails Per Set Brand new Heckler & Koch Picatinny rail covers made of high impact HK polymer. Each rail is equipped with a quick release tab & marked with the HK logo. Compatible...HKP-17704$69.95 -
UTG Quick Detach Low Profile Folding Grip
UTG
$49.95UTG Quick Detach Low Profile Folding Grip Features: Unique knurled surface for the most solid grip Smart Posi-Lock cross bolt and spring tensioned locking plate with steel insert for the most secure installation Fully adjustable quick detachable...HKP-15029$49.95 -
HKP HK MP5K Vertical Grip - OD Green
HKP HK Parts
$34.95MP5K Vertical Grip O.D Green - USA New OD green MP5K K-Grip handguard for MP5K and the ever popular MP5K-Reverse stretch models. Now you can further customize your MP5K/ SP5K with this new color grip and, best of all, it counts as 1 U.S compliant part...HKP-20592$34.95 -
B&T Quick Detach Polymer Unigrip - Black
B&T Brugger & Thomet
$74.95B&T Quick Detach Polymer Unigrip This simple foregrip is designed to be mounted on the NAR/Picatinny rail of the firearm. The grip features an integrated storage compartment. Specifications: Color: Black Length: 5" (130mm) Weight: 113g Material:...HKP-18102$74.95 -
Out Of Stock
HK MR556/416 10.5" Super Modular Rail System - Black
Geissele
$459.95Geissele HK416, MR556 10.5" Modular Rail - Black 9.7 " Extended free float rail for use with all HK 416 & MR 556 barrels. Please note: On the HK416 models the sling attachment point on the gas block will need to be removed to allow the handguard to...HKP-16459$459.95 -
H&K HK MP5 & HK94 Slimline Forearm - OD Green
H&K Heckler & Koch
$49.95H&K HK MP5 & HK94 Slimline Forearm - OD Green Used German military surplus O.D green slimline forearm with heat shield cut down to fit the MP5 & HK94. These are rare items only offered here at HK Parts. Each item is in good to excellent shape...HKP-20197$49.95 -
H&K Vertical Foregrip
H&K Heckler & Koch
$96.95H&K Vertical Foregrip (With Slide in for LM/LLM Switch) Compatible With: MP5, MP5K MP5SD MP7A2 G36, G36K, G36C HK 416 HK417HKP-18465$96.95 -
PTR Tactical Handguard "U" Shaped Bracket Screw
PTR
$1.95PTR Tactical Handguard "U" Shaped Bracket Screw Replacement screw for the "U" shaped hangar on the tactical handguard. There are a total of 3 screws used, they are all the same for the MP5k, MP5, HK93 & HK91 tactical handguards. Great spare to have...HKP-17318$1.95 -
Ergo Picatinny Rail Hand Stop
Ergo
$11.95Ergo Picatinny Rail Hand Stop Compatible with all Picatinny rails and adds a positive stop. Useful on short-barrel rifles and shotguns and can act as a hand-positioning device.HKP-14527$11.95 -
HKP MP5 & HK94 Vented Wide Forearm - Horizontal
HKP HK Parts
$74.95HKP MP5 & HK94 Vented Wide Forearm - Horizontal New USA manufactured HK MP5 & HK94 vented wide handguard with The horizontal style vents. This style of venting allows better handling & superior barrel cooling abilities.HKP-16855$74.95 -
Harris Engineering Bipod 6-9" - Fully Adjustable With Swivel
Harris Engineering
$149.95Harris Engineering Bipod 6-9" - Fully Adjustable With Swivel This part is manufactured using high-quality parts to ensure excellent function and sustainable use. It attaches to a sling swivel stud. Carrying your rifle with a sling or shooting off-hand is...HKP-00983$149.95 -
HKP HK G36K, HK G36C Side Rail - Black
H&K Heckler & Koch
$24.95HK Aftermarket G36K/G36C Side Rail For Handguard This will fit the sides (left or right) of the forearm on the G36K and G36C forearms. Comes with all mounting hardware. Each rail is sold individually.HKP-00273$24.95 -
HKP Tactical Rail - 2" - HK91/93
HKP HK Parts
$16.95HKP Tactical Rail - 2 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-02527$16.95 -
H&K HK 416/MR556 Quad Rail
H&K Heckler & Koch
$419.95Quad Rail - HK 416, MR556 HK German 416, MR556 Quad Rail without mounting screw. Compatible With: MR556 HK416 Specifications: Length: 9 1/4" Color: Charcoal grayHKP-16858$419.95 -
H&K HK MR556/416 Handguard Rail System Screw
H&K Heckler & Koch
$29.95HK MR556 & HK 416 Handguard Rail System Screw This is the hex head version for any metric Allen hex head that can be utilized to tighten and release the screw pressure. This can also be used to replace the rail screw on...HKP-02717$29.95 -
PTR HK 91/G3 (7.62x51/.308) Tactical Forearm
PTR
$149.95New 2nd Generation- HK Black Matte Finish PTR, HK91, G3 Forearm Made from aircraft-grade aluminum, rock-solid, and lightweight. This forearm allows you to add up to 3 rails on your firearm. That includes the left, right, as well as bottom sides,...HKP-00368$149.95 -
Out Of Stock
Geissele HK 416 Super Modular M-LOK 14.5" Rail - Black
Geissele
$499.95Geissele HK 416 Super Modular M-LOK 14.5" Rail - Black The Super Modular Rail HK416 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-19806$499.95 -
H&K 91/G3 (7.62x51/.308) Slimline Forearm - Black - Used Good
H&K Heckler & Koch
$17.45Used Authentic German Military Surplus Black Slim Line Forearm With Heat Shield Very good condition. For the money, these are a nice addition to the collection. Compatible With: all full forearm length HK 91, G3, PTR style firearmsHKP-18316$17.45 -
HKP Tactical Rail - 4" - HK91/93
HKP HK Parts
$12.95HKP Tactical Rail - 4 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-02528$12.95 -
HKP HK G36/SL8 (5.56/.223) Aftermarket Side Rail Left Or Right
HKP HK Parts
$25.95G36 & HK SL8 Aftermarket Side Rail Left Or RightHKP-00286$25.95 -
B&T HK 416/MR556 Angled Foregrip / Hand Stop with NAR Interface
B&T Brugger & Thomet
$54.95B&T Angled Foregrip / Hand Stop with NAR Interface A perfect solution for shooters who prefer an angled foregrip. The lugs at the end of the grip assure a firm rest for the supporting hand. The grip can be mounted easily onto any NAR/Picatinny rail...HKP-21416$54.95 -
HKP HK G36C Barrel Front End Kit
HKP HK Parts
$889.95G36C Barrel Front End Barrel Kit - 223/556 New production HK G36C style barrel conversion kit and front end kit. Each kit will include the necessary parts to build a G38/SL8 variant into the G36KC barrel length variant as pictured. All you need is this...HKP-18228$889.95 -
PTR Tactical Handguard Rail Screw
PTR
$0.69PTR Tactical Handguard Rail Screw The 6, 4, 3 & 2 inch rail sections use these screws to attach themselves to the tactical forearm. This is the screw that is used on all the tactical forearm rails (2 inch, 3 inch, 4 inch, 6 inch). A great spare to...HKP-16744$0.69