HK416 / MR556 Series
Our extensive collection boasts a wide array of HK MR556 and HK 416 parts, including precision HK MR556 Barrels and durable HK 416 Stocks. Elevate your rifle's functionality with HK 416 Handguards and HK MR556 Triggers, designed for the discerning shooter seeking top-tier performance.
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On Sale
HK416, MR556, AR-15, M4 Magazine - TMAG - 30 Round
Magpul
Now: $21.95Was: $24.95Magpul AR/M4 30 Round TMAG Magazine The TMAG 30 AR/M4 GEN M3 is a highly reliable, translucent, 30-round magazine for STANAG-compatible weapons chambered in 5.56x45 NATO/.223 Remington. Molded from a durable translucent material with an olive drab hue,...HKP-21149Now: $21.95Was: $24.95 -
Out Of Stock
HK416A5, MR556 A4 Bolt Catch, Release - Enhanced - Ambi
H&K Heckler & Koch
$64.95HK German Enhanced Ambidextrous HK416 A5 Bolt Release Factory HK ambidextrous magazine paddle catch/release. Compatible With: HK416A5 HK MR556 A4HKP-19463$64.95 -
On Sale
HK Single Point Sling - Quick Detach - Black
NcSTAR
Now: $26.95Was: $29.95HKP Single Point Sling in Black - Quick Detach Specifications: Style: bungee-type design for positive retention and control Connection: HK sling hook attachment point with elastic cover Heavy duty 1.5" wide adjustable nylon webbing and elastic bungee...HKP-19767Now: $26.95Was: $29.95 -
On Sale
Ergo Rail Cover
Ergo
Now: $4.95Was: $8.95Ergo Rail Cover Protect your investment with these attractive low-profile "Ladder" rail protectors. Features: Ladder Panels offers low-profile 1913 Picatinny rail coverage Easy clip-on/off installation Provides a very low-profile grip Protects the...HKP-13514Now: $4.95Was: $8.95 -
Out Of Stock
B&T Vertical Foregrip - Short Style - Quick Detach
B&T Brugger & Thomet
$75.00B&T Quick Detach Short Style Vertical Grip - Black Swiss made B&T quick detach short vertical for-end grip with quick release throw lever for picatinny. Made of black polymer and includes a water tight storage compartment in the bottom of the...HKP-17679$75.00 -
Out Of Stock
HK German Vertical Foregrip - Picatinny
H&K Heckler & Koch
$57.99HK German Vertical Grip Each HK Vertical Grip features factory HK markings & HK's unique locking system. HK's Vertical Grip has an HK-designed rock-solid attachment system that is self-contained in the grip and requires no tools for installation. It...HKP-00034$57.99 -
HK Rifle Cleaning Kit - Universal - Used
H&K Heckler & Koch
$4.95Original German Army Issue HK91, G3, PTR Cleaning Kit - Surplus Includes: Brass brush Oil brush Oil tube Hand cleaning brush Pull chain Compatible With: HK91, G3, PTR, C308, CETME HK33, HK33, HK93 HK MP5, MP5SD, HK94 HK MP5K, SP89 HK PSG1, MSG90 HK...HKP-15612$4.95 -
Out Of Stock
HK416, MR556 Ejection Port Cover - FDE
H&K Heckler & Koch
$59.95Heckler and Koch German HK 416, MR556 Ejection Port Cover In FDE HK manufactured newer polymer style cover assembly found on the latest HK 416 and HK MR556's. This item can also be used on other AR15 style projects to enhance the build with the finest...HKP-18062$59.95 -
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...HKP-22470-M$31.99 -
HK416, MR556 Recoil Buffer - Tungsten
H&K Heckler & Koch
$97.95Heckler and Koch Tungsten Recoil Buffer for HK MR556 and HK416 The proprietary tungsten HK-manufactured buffer is one of the reasons why the HK 416 and MR556 are as reliable as they are. This is the perfect addition to all AR/M16 uppers...HKP-00041$97.95 -
HK416, MR556 Magazine - 30 Round - Maritime
H&K Heckler & Koch
$94.95Heckler and Koch HK416, MR556 30 Round Maritime Magazine - Multiple Color Options Designed to provide optimum ammunition feeding for any M16/M4/AR15-type weapon, the Heckler & Koch 30-round Steel Magazine can be used in any...HKP-21169-M$94.95 -
On Sale
Modular Linear Compensator Body - Mach 3
Kaw Valley Precision
Now: $35.95Was: $39.95Kaw Valley Precision Mach 3 Modular Linear Comp Body The KVP MACH 3 is a user configurable linear compensator system. 1-1/8"x28 TPI internal threads accommodate common suppressor attachments, such as a SilencerCo 3-lug mount, direct thread mounts,...HKP-19984Now: $35.95Was: $39.95