Here's some real-world MP5 variants for you :) : r/blackopscoldwar
F5 MFG Modular Stock System (MSS) For MP5 and Variants – F5 MFG
This is Palmetto State Armory's affordable MP5 alternative
HK Catalog Feb 2012s Mp5 | PDF | Rifle | Projectile Weapons
The Rimfire Report: H&K .22LR MP5 Pistol and Rifle ReviewThe Firearm Blog
HK MP5 - Modern Firearms
H&K MP5 variants image - Military Personnel Arms - Mod DB
SAS Weapons Sub Machine Guns Heckler Koch MP5 | PDF | Firearms | Projectile Weapons
Heckler & Koch MP5 - Wikipedia
MP5 | Heckler & Koch
MP5 Submachine Gun: Clones and Short Barreled Rifles | SOFREP
Copies Done Right: The Best MP5 Clones in 2022 - Sniper Country
8 Major HK MP5 Variants — A History - The Mag Life
1/6 MP5 series variants (SMG) for Cheongsam Armed Maiden by ZYToys ［Hottoys / phicen / tbleague weapon rifle gun］, Hobbies & Toys, Toys & Games on Carousell
All MP5 Weapon Conversions - Call Of Duty Modern Warfare - YouTube
HK MP5 and Variants by MunkenDronkey on DeviantArt
Answering a Few Questions About MP5s for Sale —
Submachine gun Mp5 A3-B&T (automatic) - GrotGun - Shooting range with the widest variety of guns in Cracow
32 Round Magazine | HK MP5 Magazine | 9mm Magazine
Dominykas Kostriucinas - MP5 Variants - Classic Design
MP5 Variants - YouTube
