Skip to content

Skip to navigation Skip to content

Your Cart

Most Orders Over $200 Ship FREE!

Order by 3PM Central for Same Day Shipping

Earn cashback with every order! Learn more.

Search for:

My Account
Support
Checkout

Search for:

Guns & NFA
Mags
- 5.56/300BLK
- SR25/AR10
- 6mm ARC
- AK
- Handgun
- PCC & Subgun
- Parts & Accessories
Ammo
Parts & Accessories
Lights
Sights & Optics
- Optics
- LPVO & Scope Mounts
  30mm
  
  34mm
  
  35mm
- Mount Accessories
  30mm
  
  34mm
  
  35mm
- Red Dot Mounts & Risers
- Iron Sights
- IR Devices
Gear
Cleaning, Lube & Tools
Glock Parts
- Gen 3
- Gen 4
- Gen 5
- Gen 6
- Slimline
- Sights
- MOS Optic Plates
HK Parts
- USP
- MP5 & MP5K
- MP7
- HK416 & MR556
- HK417 & MR762
Other Gun Parts
Brands
Training
Support

Browse

My Account
Customer Support

Want to chat?

Social

Facebook
Instagram
YouTube

All inventory is live; if it’s in-stock, it’s ready to ship!

Home / Brands / Heckler & Koch / Page 4

Heckler & Koch

Showing 55–72 of 91 results

←
1
2
3
4
5
6
→

Out of stock

9mm, Guns and NFA, Handguns, Yard Sale

Heckler & Koch HK CC9 3.32″ 10 & 12-Round 9mm Pistol
Rated 5.00 out of 5
$619.00 Select Options
Out of stock

AR Lower Parts, HK Parts, HK417 & MR762, Stocks

Heckler & Koch HK MR762 & HK417 Slim Line Stock
Rated 5.00 out of 5
$89.00 Select Options This product has multiple variants. The options may be chosen on the product page
Out of stock

Complete Rifles, Guns and NFA, Yard Sale

Heckler & Koch HK MR556A4 16″ 5.56 MLOK Rifle
Rated 5.00 out of 5
$3,749.00 Select Options
Out of stock

CX, HK Parts, HX, MP5 & MP5K

Heckler & Koch SP5, MP5 3-Position Collapsible Stock, RAL8000
Rated 5.00 out of 5
$648.00 Read More
Out of stock

HK Parts, USP

Heckler & Koch Thread Protector for USP .45 & HK45
Rated 5.00 out of 5
$29.50 Read More
Out of stock

9mm, Guns and NFA, Handguns

Heckler & Koch SP5 8.9″ 9mm Pistol, RAL8000
Rated 5.00 out of 5
$3,249.00 Select Options
Out of stock

9mm, Guns and NFA, Handguns

Heckler & Koch SP5K-PDW 5.83″ 9mm Pistol, RAL8000
$3,249.00 Select Options
Out of stock

CX, Handgun Magazines, HK Parts, HX, Magazines, USP

Heckler & Koch USP .45 Full-Size 12-Round Magazine
$46.00 Read More
Out of stock

.45 Auto, Guns and NFA, Handguns

Heckler & Koch HK Mark 23 5.87″ 12-Round .45Auto Pistol, OD Green
$2,499.00 Select Options
Out of stock

CX, HK Parts, HX, USP

Heckler & Koch HK USP .45 Threaded Barrel, 16×1 LH Metric Thread
Rated 5.00 out of 5
$282.00 Read More
Out of stock

Complete Rifles, Guns and NFA

Heckler & Koch HK MR556 16″ 5.56 MLOK Rifle
Rated 5.00 out of 5
$3,199.00 Select Options
Out of stock

CX, Handgun Magazines, HX, Magazines

Heckler & Koch CC9 10-Round Magazine, Extended Floorplate
$38.00 Read More
Out of stock

HK Parts, HK416 & MR556

Heckler & Koch MR556 416 Standard Length Quad Rail
Rated 5.00 out of 5
$379.00 Read More
Out of stock

HK Parts, HK416 & MR556

Heckler & Koch MR556 Upper Receiver
Rated 5.00 out of 5
$381.00 Read More
Out of stock

9mm, Guns and NFA, Handguns

Heckler & Koch HK USP 9 Tactical V1 4.86″ 15-Round 9mm Pistol
Rated 5.00 out of 5
$1,559.00 Select Options
Out of stock

CX, HK Parts, HX, USP

Heckler & Koch HK USP Compact .45 Threaded Barrel, 16×1 LH Metric Thread
$282.00 Read More
Out of stock

Guns and NFA, Handguns, 9mm

Heckler & Koch HK P8 A1 4.25″ 15-Round 9mm Pistol
$1,259.10 Select Options
Out of stock

.45 Auto, Guns and NFA, Handguns

Heckler & Koch HK45C Compact Tactical V1 4.57″ 10-Round .45Auto Pistol
$979.00 Select Options

Showing 55–72 of 91 results

←
1
2
3
4
5
6
→

Search for:

Shop by Brand

Product categories

Shotgun Parts & Accessories
Ruger RXM
Cleaning, Lubrication & Tools
HK Parts
KAC Things
LMT Fan Favorites
Tavor & X95
Yard Sale
Accessories
All AR Upper Parts
All AR Upper Receivers
Ammo
Apparel
AR Lower Parts
AK
Glock Parts
Gear
Guns and NFA
Lights
Magazines
CZ Scorpion EVO 3
Sights and Optics
SR-25, MWS & AR10
CX
HX
Uncategorized

STORE

Home
About
Support
Heroes Program

ACCOUNT

account
privacy policy
terms and conditions

FOLLOW

Instagram
Youtube
Facebook
Reddit

SIGN UP

Sign up for our mailing list to be the first to know when new deals drop!

Your email:

Home of the Fastest Sweatshop in the West

© Rooftop Defense 2026. All Rights Reserved.

STORE

Home
About
Support
Heroes Program

ACCOUNT

account
privacy policy
terms and conditions

FOLLOW US

Instagram
Youtube
Facebook
Reddit

SIGN UP

Sign up for our mailing list to be the first to know when new deals drop!

Your email:

Home of the Fastest Sweatshop in the West

© Copyright Rooftop Defense 2025. All Rights Reserved.