Handguards / Forearms / Foregrips

GSG-5PK Vertical Grip - Black This part fits the PK model only. Please note: This item can ONLY be added once you have the valid NFA approval before installation.

Heckler & Koch MR556 &  HK 416 - 12.5" M-LOK Handguard Manufactured by HK from aircraft grade aluminum with a black hard coat anodized finish, this M-LOK handguard is designed for the Heckler & Koch MR556 & HK 416 rifles chambered in...

HK MP5K, SP89 Low Profile Forearm KEYMODThe 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...

B&T M-Lok Handguard for HK416/MR223 (11") - Coyote Tan B&T's one-piece 10-inch MLOK handguard for the Heckler & Koch HK416 and civilian equivalent MR223 is an amazing improvement for the combat value of these rifles. A direct replacement for...

B&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...

FEATURES: KEYMOD accessory compatible 12 ergonomically placed slots for maximum versatility Exclusive extended forward accessory mounting 1-piece main body machined from T6 strength aluminum Adjustable front bracket with locking bolt for "wobble-free"...

HK93, 33 & PTR Low Profile Key Mod ForearmThe KeyMod 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...

HK G3, HK91 & PTR Low Profile Key Mod ForearmThe KeyMod 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...

B&T Benelli M1 Super 90 Handguard Specifications: Color: Black Height max: 84.7 mm Length max: 223 mm Length of top rail: 223 mm Length of right rail: 223 mm Length of left rail: 223 mm Length of bottom rail: 223 mm Material: Aluminum NATO Accessory...

B&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...

B&T handguard 4x NAR for SIG SG 551 Specifications: Color: Black Height max: 68.7 mm Length max: 289.5 mm Length of top rail: 250 mm Length of right rail: 250 mm Length of left rail: 250 mm Length of bottom rail: 250 mm Material: Aluminum NATO...

HK G36C Handguard With Heat Shield & Hand StopNew 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...

HK G36K German Factory Picatinny Extended Bottom Rail Fits all HK G36K newer style handguards with the rail attachment points. This is the full-length version for a full-length bottom rail for the G36K forearm. New HK German manufacture.

Used German military surplus O.D green slimline forearm with heat shield cut down to fit the MP5k. 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 little bit of TLC.Fits the...

AR, M4 Low Profile Picatinny Sling Adapter

THIS COSMETICALLY BLEMISHED ITEM IS FULLY FUNCTIONAL. THIS ITEM IS SOLD AS IS AND NOT ELIGIBLE FOR A RETURN. HK MP5 .22 Low Profile Forearm M-LOK The MLOK tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No...

HK 33, 93, G3K & PTR (shorter length) Tactical Hand Guard - US Made This robust tactical forearm allows the addition of either 2, 3, 4, or 6-inch bottom and side rails, giving you the greatest ability to customize your rails and configuration of any...

New Slim Line HK91, G3, PTR Forearm- USEach forearm is a new US made offering made on the original HK tooling acquired by PTR91. Black in color, no internal heat shield. This hand guard also counts as 1 desirable US compliant part for your HK 91, G3...

Surefire 628 MP5 Forearm for lights No longer made or offered. Condition: Used Cracked Surefire 628 forearm single momentary (see photos). All have been tested and fully functional. Cracks on the forearm will vary from push pin hole crack to forearm...

VFC CALIBUR KEYMOD 9" RAIL - TAN The VFC Handguard is an ultra-lightweight Key-Mod rail for the HK416 .22 model.  The VFC Calibur Keymod features: Lightweight and modular 6mm" rail Tan 9 inch

B&T M-Lok Handguard OG for HK416/MR223 (11") with "Overgrip" Free-cut Top Rail B&T M-Lok Handguard for HK416/MR223 (11") - Black B&T's one-piece 11-inch MLOK handguard for the Heckler & Koch HK416 and civilian equivalent MR223 is an...

B&T M-Lok Handguard OG for HK416/MR223 (11") with "Overgrip" Free-Cut on the Top Rail B&T's one-piece 11" M-LOK handguard for the Heckler & Koch HK416 and MR223 rifles is a solid upgrade for these HK rifles.  The handguard is an easy to...

B&T SIG SG 552/553 Quad Rail Handguard Will fit all Sig 552 and Sig 553 firearms and pistols that have the bayonet lug attached to the front sight tower and gas block. Specifications: Color: Black in color all metal Height max: 68.7 mm Length max:...

B&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...

HK416 Super Modular Rail MK15 M-LOK - DDC - 10.5" The Super Modular Rail HK416 MK15 MLOK 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,...

HK 416 A3 Extended Forearm With Integrated Flip Up Front Sight: HK designed & manufactured in Germany 11" HK416 A5, MR556 extended quad rail. This drop in unit offers 2 full inches in extra length. Not the standard 9" rail that comes with the HK...

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. These are rare items only offered here at HK PARTS.Fits the following: HK MP5, SP5, AP5, 94 HK MP5 40, MP5...

Handguard - 9? - Black - M-Lok - HK MR556, HK 416New HK German manufactured forearm for the HK 416 and MR556 firearm. Comes exactly as pictured. 

Handguard - M-LOK - FDE - 14.7 - HK MR762 - BlackHandguard for the HK MR762. It is 14.7 inches in length and has a flat top picatinny rail and M-LOK attachment points. 

MP5K, SP5K, SP89 - Vented Vertical Forearm with HandstopEach 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...

MP5K, SP5K, SP89 - Vented Horizontal 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. Each forearm has the latest enhancements and upgrades...

HK MR762, HK417 Picatinny Handguard Complete.Factory HK German MR762, HK 417 Handguard With Mounting Screws. Fits all .308 HK MR 762 models.

HKP HK 416/MR556 Short Quad Rail  

MR556 & 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...

HK USC, UMP Top Receiver Rail With Hardware. The Extended Length Allows The Use Of All Optics That Fit On A Picatinny Rail. This unit has a contoured no snag design for ease of use and a beautiful fit. Made in the USA. Made from billet machined aluminum...

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 aluminum construction, mil-spec hard coat anodized Cross bolt constructed of...

MP5K, SP89, Z-5P Modular ForearmNew modular tactical forearm that will allow the addition of 2" rails. You can choose between on the left, right and bottom. This item will fit all MP5K, SP89 and other K length applications such as 51K and 53K special...

B&T Quick Detach Aluminum Unigrip - Black This simple fore grip is designed to be mounted on the NAR/Picatinny rail of the gun. The grip is hollow and can be used as a storage compartment after unscrewing the bottom lid. Thanks to the QD mount, the...

HK German Extended Bottom Rail For Forearm This part provides a full-length mounting rail along the entire bottom of the G36C Forearm. This item is factory HK and comes with all mounting hardware required for the installation.