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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On Sale
HK MP5, MP5K, HK94K, SP89 Magazine Follower - 9mm
H&K Heckler & Koch
Now: $20.66Was: $22.95HK MP5, MP5K 9mm Magazine Follower Factory chrome follower will work with all HK MP5 9mm curved magazines. This is a new HK German OEM part. 40 Round 30 Round 15 Round 10 RoundNow: $20.66Was: $22.95 -
HK416, MR556 Magazine - 30 Round - Tan
H&K Heckler & Koch
$149.9530 Round Magazine with Window - Sand Tan - Gen 3 - Heckler & Koch Factory German HK 30-round Gen 3 polymer magazine. These magazines come bulk packed from HK and therefore are not individually packaged. ***We have a limited number of these...$149.95 -
On Sale
HK Roller Sear For SEF, Navy Trigger Packs
H&K Heckler & Koch
Now: $26.95Was: $29.95H&K Roller Sear For SEF & Navy Trigger Packs It is the newer style, not the older friction type of sear. This item is also referred to as the catch with a roller but is more commonly called a sear.Now: $26.95Was: $29.95 -
On Sale
HK MP5, MP5K, HK93, HK91 Sight Clamping Screw - Rear Retainer
H&K Heckler & Koch
Now: $4.46Was: $4.95HK German Rear Sight Retainer / Clamping ScrewNow: $4.46Was: $4.95 -
On Sale
HK MP5, MP5K Cartridge Case Deflector, Shell Deflector - Billet
HKP HK Parts
Now: $15.96Was: $19.95Cartridge Case Deflector, Shell Deflector - MP5, MP5K - Billet New US made case deflector for receiver flat or receiver for all MP5, HK94, MP5K, & SP89 builds. The case deflector is riveted or welded in place on the ejection port of the 9mm receiver...Now: $15.96Was: $19.95 -
On Sale
JMAC Universal HRD M-LOK Handstop
JMAC Customs
Now: $44.96Was: $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...Now: $44.96Was: $49.95 -
On Sale
HK Standard Roller 8.00mm - Used
H&K Heckler & Koch
Now: $7.16Was: $7.958.00mm Standard Size (zero or unmarked) For HK Roller Lock Bolt Head HK spec unmarked 8.00mm roller that will fit all HK bolt heads including HK91/G3, HK93/33/53, HK94, MP5, SP89 all clones and the Cetme & Cetme clones. The best roller on the market...Now: $7.16Was: $7.95 -
On Sale
HK91, G3 Cocking Handle - All Metal - Surplus
H&K Heckler & Koch
Now: $7.64Was: $8.49HK German HK G3 & HK 91 Older Style All Metal Cocking Handle Used German Military Surplus. No longer made or offered by HK. A genuine Heckler and Koch part. All steel cocking handle. Rare and hard to find. Compatible With: HK 91 HK G3 PTR-91 HK...Now: $7.64Was: $8.49 -
On Sale
HK MP5 Tri-Rail Handguard
PTR
Now: $134.95Was: $149.95PTR MP5 Tri-Rail Forearm US made and comes with 3 independent 4" removable rails that are fully modular and able to add and remove at will. Made in the USA. Low profile and the most modular of any picatinny style forearm available. The Picatinny Rails...Now: $134.95Was: $149.95 -
On Sale
HK90 Series Stock Locking Pin - Large
MKE
Now: $6.25Was: $6.95MKE Large Push Pin for your HK90 Series Stock Each large stock push pin is used to retain the stock to the receiver on the 90-series firearms. These are great replacement or spare part to keep on hand as they fit all of the 90-series firearms below. The...Now: $6.25Was: $6.95 -
HK G36C Stock - Cheek Rest
H&K Heckler & Koch
$166.95HK G36C Stock With Cheek Piece Installed - German Genuine German Heckler & Koch G36 stock. The G36C stock is a full inch shorter than a standard G36 stock. This is an ideal stock for those wearing body armor, for those who are doing the SL8...$166.95 -
On Sale
HK 91/G3 (7.62x51/.308) Backplate & Recoil Rod Assembly Complete
H&K Heckler & Koch
Now: $22.45Was: $24.95H&K 91/G3 (7.62x51 / .308) Backplate & Recoil Rod Assembly Complete Used- Surplus- in good shape. Each backplate comes in the parkerized finished as issued to the German military complete and 100% serviceable. Ready to install. This is also a...Now: $22.45Was: $24.95