Other Brands on Sale
Save on select products from MKE, RCM, B&T, Magpul, Comp-Tac, PTR, SB Tactical and many more during the HK Parts Labor Day Sale. Get free shipping on qualifying orders over $250. Limited quantities are available.
Free shipping applies to qualifying orders with a subtotal of $250 or more. All orders receiving free shipping will be shipped via USPS Standard. Exclusions may apply.
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On Sale
HK SP5 Trigger Group - Super Safety
War Hammer Armaments
$562.46 - $674.95War Hammer Armaments OEM Polymer SP5 Super Safety Lower Receiver War Hammer Super Safety complete lower for SP5 platforms. Constructed of Kevlar and carbon-fiber–infused polymer, this complete lower...HKP-22826-M$562.46 - $674.95 -
On Sale
HK416, MR556 Handguard - 10.5" - M-LOK
Geissele
Now: $424.80Was: $472.00HK416 Super Modular Rail MK15 M-LOK - 10.5" 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...HKP-19990Now: $424.80Was: $472.00 -
On Sale
HK MP5, AP5 Telescopic Stock - 4 Position
MKE
Now: $372.76Was: $465.95MKE 4 Position Telescopic Stock for MP5, AP5HKP-22857Now: $372.76Was: $465.95 -
On Sale
HK416, MR556 14.5" Super Modular Rail System - FDE
Geissele
Now: $494.96Was: $549.95Geissele HK416, MR556 14.5" Modular Rail - Desert Dirt Color (DDC) 13.625" overall length Geissele HK 416, MR556 free float rail with HK 416 14.5" barrel and MR 556 16.5" barreled upper. This is a...HKP-16462Now: $494.96Was: $549.95 -
On Sale
HK SP5K Trigger Group - Super Safety
War Hammer Armaments
$562.46 - $674.95War Hammer Armaments OEM Polymer SP5K Super Safety Lower Receiver War Hammer Super Safety complete lower for SP5K platforms. Constructed of Kevlar and carbon-fiber–infused polymer, this complete...HKP-22828-M$562.46 - $674.95 -
On Sale
HK MP5K, SP89, SP5K Barrel - 9mm - 3 Lug - Threaded 1/2x32
B&T Brugger & Thomet
Now: $359.96Was: $399.95B&T HK MP5K/SP5K/SP89 9mm Barrel - Threaded 1/2x32 - 3-Lug New from B&T Switzerland, this cold hammer-forged (CHF) and nitrided barrel is specifically designed for the HK SP5K. Manufactured to exact...HKP-17908Now: $359.96Was: $399.95 -
On Sale
Vector Arms V51 Telescopic Stock
MKE
Now: $494.96Was: $549.95MKE V51 A3 Telescopic Stock: Factory new MKE stock professionally converted with the correct collapsing length to fit Vector V51 rifles and pistols. This V51 stock was modified with a heavy profile,...HKP-21469Now: $494.96Was: $549.95 -
On Sale
HK G36 Folding Stock or Brace - HDA3
Haga Defense
Now: $314.96Was: $349.95HK G36 Folding Stock or Brace - HDA3 The HDA3 is a modular, USA-made stock or brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform...HKP-22357-MNow: $314.96Was: $349.95 -
On Sale
HK416, MR556 Barrel - 5.56 - 14.5" - Threaded 1/2"x28- A3 - Light
Nefarious Arms
Now: $535.46Was: $594.95Nefarious Arms HK 416/MR556 14.5" A3 Barrel Each Nefarious Arms barrel is cold-hammer-forged and chrome-lined for years of accurate shooting. Grab this expertly crafted barrel for your next SBR or...HKP-21589Now: $535.46Was: $594.95 -
On Sale
HK91, G3 2-Stage Trigger Group - Complete
Timney Triggers
Now: $431.06Was: $478.95Timney Trigger for .308 - HK91 SEF Timney trigger group comes completely assembled and ready to drop in your receiver. Set up with a German ejector lever, new SEF selector lever, and a brand new...HKP-20513-CPNow: $431.06Was: $478.95 -
On Sale
HK MP5K, AP5-P Trigger Group
MKE
Now: $431.96Was: $479.95Century AP5-P, AP5-M Trigger Group This trigger group serves as a direct replacement for AP5-P, AP5-M, Zenith clones, and factory MP5K receivers. For customers needing compatibility with shelfed...HKP-21668Now: $431.96Was: $479.95 -
On Sale
HK MP5 Folding Stock - MBT
B&T Brugger & Thomet
Now: $585.00Was: $650.00B&T Brugger and Thomet MBT Stock for HK MP5 B&T MBT folding stock for HK MP5. Polymer stock and adapter.HKP-21422Now: $585.00Was: $650.00