Best Paintball CO2 Systems of 2026

Name: ICO 50pcs 12g Non-Threaded CO2 Cartridges
Brand: ICO

Luke Dobson

Last Updated: 11 Feb 2026

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If you are a fan of paintball, you know how important it is to have a reliable CO2 system. Paintball CO2 systems are an essential part of your gear as they provide the necessary pressure to propel your paintball gun. These systems come in different sizes and styles, ranging from small cartridges to large tanks. A good CO2 system can help you stabilise your shots, giving you a competitive edge on the field. With various options available in the market, it is essential to advise you to choose a system that suits your needs and budget.

At a Glance: Our Top Picks

#TOP 1

ICO 50pcs 12g Non-Threaded CO2 Cartridges

9.8

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#TOP 2

Umarex 88g CO2 Gas Cartridge 4 Pack

9.7

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#TOP 3

GunTuff 88g Paintball CO2 Adapter

9.5

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Top 6 Paintball CO2 Systems

#TOP 1

ICO 50pcs 12g Non-Threaded CO2 Cartridges

ICO
ICOC1250
Grey
50 Count

ICO 50pcs 12g Co2 Cartridge Non-Threaded, CO2 cartridge or Airsoft Gas for BB Gun, CO2 BB Pistol, CO2 Airsoft Pistol, and CO2 Paintball Markers, Packaging May Vary, Silver

The ICO CO2 Cartridges are essential for powering your air guns and paintball markers. With a solid build, these cartridges ensure dependable performance, delivering between 30 to 200 shots per cartridge. Their leakproof design, made from high-grade steel, guarantees safety and consistent operation. Moreover, the cartridges are universally compatible, making them ideal for a variety of devices, including airsoft guns and pellet guns. Enjoy reliable and powerful shots while enhancing your shooting experience with these high-performance CO2 cartridges.

9.8

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What We Like

Dependable solid build
Leakproof and safe
Universally compatible
Reliable powerful shots

#TOP 2

Umarex 88g CO2 Gas Cartridge 4 Pack

Umarex
Transparent
0.177 inches

Umarex 88g Co2 Co 2 Gas Cartridge Air Rifle 88 Gram Airsource Paintball 88g 4 Pack

The Umarex CO2 Cartridge is a reliable choice for your air gun needs. This 88g cartridge delivers powerful performance, ensuring you can enjoy shooting with efficiency. The transparent design allows you to easily monitor the gas level, giving you peace of mind during use. Suitable for various air guns, including ratcatcher airguns and nightstalker airsource models, this product provides versatility and convenience for your shooting experiences. With this cartridge, you can focus on your aim without worrying about running out of gas unexpectedly.

9.7

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What We Like

High performance
Transparent design
Compatible with various air guns
Convenient 4 pack

#TOP 3

GunTuff 88g Paintball CO2 Adapter

GunTuff
GTAdaptor88g

GunTuff 88g Paintball Co2 Adaptor - Converts 88g / 90g / 3.1oz Co2 Cartidges to Painball Guns/Markers - Black Anodised Aluminium Adapter

The GunTuff CO2 Adapter allows you to convert 88g prefilled disposable cylinders for use with your paintball marker, making it compatible with popular brands like Umarex and Zen. If you lack access to CO2 refills, this adapter provides a convenient solution. It features a needle valve, enabling you to remove the adapter with the cylinder attached for later use, helping you avoid wasting CO2. With standard CO2 thread fittings, it is easy to use and reliable.

9.5

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What We Like

Compatible with popular brands
Convenient for CO2 refills
Prevents CO2 wastage
Standard thread fittings

#TOP 4

Umarex 88g CO2 Gas Cartridge 10 Pack

Umarex
Silver
0.22177 inches

Umarex 88g Co2 Co 2 Gas Cartridge Air Rifle 88 Gram Airsource Paintball 88g 10 Pack

The Umarex CO2 Cartridge is essential for air rifles and paintball guns. Each cartridge weighs 88 grams, providing you with a powerful source of gas for your shooting needs. This 10-pack ensures you have plenty of cartridges on hand, perfect for extended play or practice sessions. The red design adds a distinct look, making them easy to identify in your gear. With these cartridges, you can enjoy efficient performance and reliability, enhancing your shooting experience every time.

9.4

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What We Like

High-quality gas supply
Convenient 10-pack
Lightweight and portable
Distinctive red design

#TOP 5

Paintball CO2 Cartridge Adapter by AOOHYEO

AOOHYEO
Black

Paintball 12g Co2 Quick Change -Paintball Gun 12 Gram Carbon Dioxide Cartridges Cylinder Adapter Bottle Black Valve Cartridge Adapter (Black)

The AOOHYEO CO2 Adapter is made from durable 6061 aluminium alloy, ensuring longevity and reliability. It provides an easy way for you to test your paintball guns by allowing you to quickly change 12g CO2 cartridges. Simply slip a cartridge into the rear tube, tighten it, and watch as the CO2 flows seamlessly into your marker. The thoughtful design includes an O-ring and a soft gasket, ensuring a tight seal for optimal performance during your paintball sessions.

9.4

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What We Like

Durable aluminium alloy construction
Easy cartridge replacement
Tight sealing with O-ring
Compatible with various paintball guns

#TOP 6

Umarex 88g CO2 Gas Cartridge for Air Rifles

Umarex
Silver

Umarex 88g Co2 Co 2 Gas Cartridge Air Rifle 88 Gram Airsource Paintball 88g 1 Pack

The Umarex 88g CO2 Cartridge is designed for air rifles and paintball guns, offering a reliable source of power. This cartridge delivers consistent performance, ensuring that you can enjoy your shooting experience without interruptions. With 88 grams of CO2, it provides sufficient gas for multiple shots, making it a convenient choice for both casual and competitive users. The cartridge is easy to install, allowing you to quickly reload and get back to your game or practice.

9.4

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What We Like

Reliable power source
Consistent performance
Easy to install
Suitable for multiple shots

Frequently Asked Questions (FAQs)

1. How much does a CO2 system cost?

On average it will cost you about $200 to setup a proper CO2 system in a 40G tank. To maintain levels, it will cost about $5 a month to refill your tank with CO2. If CO2 injection is too much for your budget, it would be best to consider aquarium plants that will thrive without CO2 injections.

2. What is aquarium CO2 system?

The two basic requirements for healthy aquarium plants are light and proper carbon dioxide (CO2) levels. Through a process called "photosynthesis," aquarium plants use light energy and CO2 to produce food necessary for lush growth.

Editor's Notes

During our paintball co2 system research, we found 89 paintball co2 system products and shortlisted 6 quality products. We collected and analyzed 6,982 customer reviews through our big data system to write the paintball co2 systems list. We found that most customers choose paintball co2 systems with an average price of £24.21.

The paintball co2 systems are available for purchase. We have researched hundreds of brands and picked the top brands of paintball co2 systems, including ICO, Umarex, GunTuff, AOOHYEO.

Written by

Luke Dobson

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.