X-91 HK91 PTR 91 High Capacity Drum Magazine

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




X Products manufactures and develops products built to withstand a lifetime of a…


X Products manufactures and develops products built to withstand a lifetime of abuse, all our products are therefore given a limited lifetime warranty, unless otherwise specified in the item description.



X Products X-91 HK91 PTR 91 High Capacity Drum Magazine

The X Products X-91 is the ultimate accessory for your HK-91 and PTR-91 rifle. The aluminum body, ultra-compact, lightweight, dependable, 50-round 7.62x51 NATO / .308 Winchester drum magazine will convert your rifle into a no compromise support weapon. Based on the German G8 drum magazine the X-91 offers 50 rounds of ammunition, allowing more rounds without requiring a critical reload. Manufactured from high grade materials which give it unparalleled reliability and strength. The configuration is shorter, stronger, easier to load and able to withstand more abuse than comparable magazines making it ideal for use with a bipod, competition shooting, and personal defense.  

The X-91 fits most HK-91, PTR-91, C-91 rifles, and similar clones. It features an easy-to-use operating wheel to load and unload. The ceramic coated body is self-lubricating and requires no lubrication, designed to be left loaded for long term storage without any loss of function or degradation. It is 100% manufactured and assembled in the USA and covered by our no-hassle Lifetime Warranty. It is the perfect accessory that is engineered to match the quality and functionality of your firearm.


  • Ultra-compact impact resistant aluminum body 
  • Shorter than 25 round magazines
  • Seats fully loaded on a closed bolt
  • Ideal for shooting from a bipod
  • Built in loading tool
  • Corrosion resistant
  • Easy to disassemble for cleaning
  • Cerakote ceramic coated
  • Lubrication free operation
  • 100% manufactured and assembled in the USA 
  • Proven track record
  • No - hassle lifetime warranty




C-91 (2020 and newer)



The First of a New Breed

X Products X-Series magazines were developed in 2005 and have been in production since 2009. They are the first commercially available aluminum drum magazine and are the first commercially available magazine to use a ultra-compact single stack coil magazine design with a patented tension relief device Patent #US8919022B2. Designed to last a lifetime X Products high-capacity magazines have been through rigorous testing by Military, Law Enforcement, Survivalists and Competition Shooters.

X Products is committed to providing the highest quality magazine system on the market. Covered by our lifetime no-hassle warranty. 

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