X-91 Skeletonized HK91 & HKG3 High Capacity Magazine

(No reviews yet) Write a Review
Add to Cart




SKU:X91-MSK-BLK ,UPC: ,Width: ,Height: ,Depth:




X Products manufactures and develops products that are built to withstand a life…


X Products manufactures and develops products that are built to withstand a lifetime of abuse, and many of our products are therefore given a limited lifetime warranty. The X Products warranty covers all products produced by X Products unless otherwise specified in the item description. Such items not included in the warranty are projectile devices such as balls, spears, cups and grappling hooks.


Loaded Weight, Caliber, Compatibility, Brand, Capacity, Finish, Construction, Warranty, Lube, Profile,


Loaded Weight:
4 lbs
HK-91 & PTR-91
X Products
50 Rounds
Cerakote Finish
Lifetime Warranty
No Lube Required
Low Profile Design



The HK G3 & HK91 High Capacity Magazine for HK91 and HK G3 rifles offers serious firepower in a small package!

Every X Products 50 Round High Capacity Magazine feeds ammunition in a spiral using circular tracks that are CNC milled out of the front and rear of the magazine, ensuring your ammunition will never skip or jam. The HK G3 & HK91 High Capacity Magazine is capable of up to 850 rounds per minute when attached to a full auto rifle.  Almost all jamming or firing issues exist because of operator error. Watch our instructional videos for proper loading techniques.

For those want uncompromised performance and the durability to last a lifetime. A U.S. made version of the famous HK G8 50 round drum for your HK91 and G3 style rifle. The X-91 is a .308 caliber drum that is easy to load/unload and boasts a full 50 round capacity. All internal & operating assemblies are made of steel, aluminum, with a high impact, glass filled nylon follower system. Each drum comes with an easy to follow owners manual & loading instruction manual. All drums are backed by a hassle-free lifetime warranty. HK Parts has had extensive testing done with the X-91 50 round drum magazine with zero issues! This is one of the best drum design we have encountered to date.

HK G3 & HK91 High Capacity Magazine features a solid wall of Cast Aluminum separating your ammunition from the elements. Rest assured in the knowledge that a High Capacity Magazine from X Products will keep debris out while maintaining flawless function.

Download the Drum Manual PDF here.

Each of our American made magazines is designed to last a lifetime. We are committed to providing the highest quality magazine system on the market.

  • Lifetime warranty
  • Zero lube required
  • Aluminum construction
  • Cerakote finish

The X Products high capacity magazine design has been put through rigorous testing my Military, Law Enforcement, Survivalists and Competition Shooters. Our proprietary design allows each magazine to operate at high rates of fire while providing superior reliability. performance and easy loading.

  • .223 / 5.56 fire rate: 1100 rounds per minute
  • .308 / 7.62 fire rate: 850 rounds per minute
  • Designed for Military application

Our low-profile design adds increased maneuverability compared to “standard” capacity magazines. The compact design also helps stabilize the rifle during high rates of fire.

  • 50 round capacity aka "high capacity"
  • DOES NOT interfere with bipod functionality
  • Up to 2″ – 4″ shorter than 20 & 30 round magazines

Customers Also Viewed