ASG STI TAC Master 25rnd Co2 Magazine

Product code: 17183
  • For STI Tac Master 1911
  • Gas Blowback Magazine
  • Double Stacked 25rnd Mag

A gas blowback Co2 magazine, designed for the ASG STI Tac Master gas blowback pistol. The magazine is constructed from Alloy, with Polymer feed lips and is double stacked allowing the magazine to hold up to 25 BBs. 

Full description


The magazine features a long re-fill window making it easier to refill the magazine for glove users, and is a great additional magazine for players who already have the pistol. This is great for those Airsoft skirmishers who want to have more magazines, allowing them to play for longer without having to stop and re-fill their magazines.


  • 25 round capacity
  • For the ASG STI Tac Master 1911 CO2 Pistol
  • Metal construction
  • Polymer feed lips
  • Double stack magazine
  • Long re-fill window
  • 25 BB capacity
  • Black finish

Package Includes:

  • STI TAC Master CO2 GBB Magazine

Special Instructions:

We recommend that when not in use the Co2 Bulb is removed to prevent damage to the seals in the magazine.



Colour Wheel Greyscale
Item Colour
Construction Icon

Magazine Specific

Magazine Style Icon
Magazine Style
Weapon Platform
STI TAC Master
Magazine Type
Magazine BB Capacity
Approx. 25 Rounds
Magazine BB Fill Location
Top, Front,
Magazine BB Fill Method
Speed Loader

Gas Magazine Specific

Magazine Gas Type