Best Co2 Cartridge Accessories

Looking for the best CO2 cartridge accessories? We’ve tested and reviewed the top 10 options to help you find the perfect fit for your device, ensuring consistent performance and longevity.

CO2 cartridges are essential accessories for many devices, from airguns to life vests. They provide the power and reliability needed for smooth operation. Whether you’re a shooting enthusiast or a safety-conscious adventurer, choosing the right CO2 cartridge can make all the difference.

Finding the perfect fit for your device ensures consistent performance and longevity. With so many options available, it’s easy to feel overwhelmed. But don’t worry—this guide will help you make an informed choice with confidence.

We’ve tested and reviewed the best CO2 cartridge accessories to meet your needs. From airsoft guns to HVAC tools, we’ve got you covered. Let’s dive in and find the ideal match for you!

List of Top 10 Co2 Cartridge Accessories

Title	Best For	Price
Umarex High-Grade CO2 Cartridges for Airguns, 12 Gram (Pack of 30)	This product is perfect for air gun owners who want to keep their guns in top shape. It’s ideal for those who value clean, reliable CO2 to ensure their air guns perform well every time.	View on Amazon (paid link)
Byrna 8 Gram CO2 + Oiler Cartridges \| 10 Count Pack \| for Byrna SD/CL/HD/EP – (9 CO2 + 1 Oiler Cylinders)	Perfect for the Byrna owner who needs simple care. Grab this pack to keep your gear running great with zero fuss.	View on Amazon (paid link)
Crosman 15-Count CO2 Cartridges for Air Rifles and Air Pistols	This Crosman 15-Count CO2 Cartridges pack is perfect for anyone who loves shooting air rifles or pistols. Whether you’re plinking in the backyard or practicing at the range, these cartridges keep you shooting longer without pumping.	View on Amazon (paid link)
Byrna 12 Gram CO2 + Oiler Cartridges \| 10 Count Pack \| for Byrna LE/CLXL/HDXL/SDXL and TCR – (9 CO2 + 1 Oiler Cylinders)	This 10-pack of Byrna 12g CO2 cartridges is perfect for Byrna launcher owners who want to keep their device in top shape. It’s easy to use and includes a CO2 + oil cartridge for smooth performance.	View on Amazon (paid link)
33G Co2 Cartridge Cylinder for Life Vest, Accessory for C02 PFD Rearming Kit, for Auto/Manual Inflating Life Jacket, for Adult, Used for Fishing, Surfing, Sea/Ocean Activities	This 33G CO2 cartridge is perfect for anyone who loves water activities like fishing, surfing, or ocean adventures. It’s ideal for adults using auto or manual inflating life jackets and ensures quick, reliable safety in emergencies.	View on Amazon (paid link)
Guard Dog Security 8 Gram / 12 Gram Co2 Cartridges, Non-Threaded for BB Gun, BB Pistol, Airsoft Pistol, and Paintball Markers, Snug fit, Solid Seal	Guard Dog Security CO2 cartridges are perfect for anyone who loves airsoft, paintball, or BB gun shooting. Whether you’re a beginner or a pro, these reliable and easy-to-use cartridges will enhance your experience.	View on Amazon (paid link)
Crosman 25-Count 12-Gram CO2 Cartridges for Air Rifles and Air Pistols 2311-N	This Crosman CO2 cartridge pack is perfect for air gun enthusiasts. Whether you’re practicing target shooting or enjoying outdoor fun, these reliable cartridges ensure consistent performance for your air rifles and pistols.	View on Amazon (paid link)
30 Pack 16 Gram Unthreaded CO2 Cartridges for Gallo Drain Gun HVAC Drain Line Cleaner Tool,CO2 Drains Gun Cartridges	This product is perfect for anyone who wants to keep their AC drain lines clean and prevent costly damage. It’s great for both HVAC pros and DIY fans looking for a quick, safe, and chemical-free solution.	View on Amazon (paid link)
SIG SAUER AC-90-2 Pellet Replacement CO2 90 Grams Airgun Cartridge	This CO2 cartridge is perfect for SIG ASP airgun owners who want reliable, high-quality performance. Whether you’re a competitive shooter or a dedicated enthusiast, it’s an essential accessory to enhance your shooting experience.	View on Amazon (paid link)
JT 90g CO2 Cartridges 2 Pack – Prefilled Cylinders for Paintball Markers, Airguns, Airbows, Non Refillable	JT 90g CO2 Cartridges are perfect for paintball players and airgun enthusiasts who need a reliable, portable air source. These prefilled cylinders offer convenience and consistent performance for quick gameplay.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 CO2 cartridge accessories handpicked for performance and value. Each product is expert-reviewed and backed by customer feedback, ensuring you find the perfect fit. Whether you need reliability, ease of use, or affordability, this guide has you covered—start exploring now!

1. Umarex High-Grade CO2 Cartridges for Airguns, 12 Gram (Pack of 30)

Umarex CO2 cartridges keep your air gun working well. They are clean and tested. This ensures long-lasting performance.

These 12-gram cartridges fit many air guns. They come in a pack of 30.

Only certain areas can buy them. Check your zip code first.

Pros	Cons
Clean CO2 keeps your air gun in top shape. Proven quality ensures no valve dirt or damage. Multiple sizes fit different air gun needs. Long-lasting performance for reliable shooting.	Limited availability in certain areas only. No fixed rounds per capsule, varies by air gun. Size options may not fit all air gun models.

Perfect For:

This product is perfect for air gun owners who want to keep their guns in top shape. It’s ideal for those who value clean, reliable CO2 to ensure their air guns perform well every time.

Ready to Purchase?

View Price on Amazon (paid link)

2. Byrna 8 Gram CO2 + Oiler Cartridges | 10 Count Pack | for Byrna SD/CL/HD/EP – (9 CO2 + 1 Oiler Cylinders)

The Byrna 8 Gram CO2 + Oiler Cartridges are essential for Byrna SD/CL/HD/EP models. Each pack includes 9 CO2 cartridges and 1 oiler cartridge for easy maintenance. These cartridges are simple to install and use, ensuring your device works smoothly.

The oiler cartridge is specially designed to lubricate your device while firing. Use it every 5th cartridge to keep your Byrna in top condition. It’s unmarked and placed differently in the box, but works just like the others.

Compatible with Byrna SD/CL/EP/HD models. Not for Byrna LE, SDXL, HDXL, or devices with Byrna Boost. Easy to use, reliable, and keeps your device running smoothly.

Pros	Cons
Great fit for your Byrna guns. Easy to use, load your gun. Keep it fresh with included oil. Ten in one box. Works so well for you.	Limited compatibility with Byrna models, excluding LE, SDXL, HDXL, and Boost. Oiler cartridge may lack clear labeling, causing confusion during use. Requires regular maintenance with oil cartridge every 5th use.

Perfect For:

Perfect for the Byrna owner who needs simple care. Grab this pack to keep your gear running great with zero fuss.

Ready to Purchase?

View Price on Amazon (paid link)

3. Crosman 15-Count CO2 Cartridges for Air Rifles and Air Pistols

The Crosman 15-Count CO2 Cartridges give you steady gas for continuous shooting without stopping to pump. You get consistent power for all your shooting needs.

These cartridges form a perfect seal to hold the gas inside your gun. They fit many different guns like rifles, pistols, and airsoft markers. You get many shots from one cartridge.

Keep extra CO2 on hand for full days of fun at the range or field. Trust Crosman CO₂ cartridges for reliable performance you can count on.

Pros	Cons
Shoot with no pumping needed Tight fit keeps gas from leaking Fits most air guns Trusted gas power by Crosman Endless fun for shooting games	Limited shots per cartridge, may need frequent replacements. Not reusable, generates waste after each use. Leak risk if not handled or stored properly.

Perfect For:

This Crosman 15-Count CO2 Cartridges pack is perfect for anyone who loves shooting air rifles or pistols. Whether you’re plinking in the backyard or practicing at the range, these cartridges keep you shooting longer without pumping.

Ready to Purchase?

View Price on Amazon (paid link)

4. Byrna 12 Gram CO2 + Oiler Cartridges | 10 Count Pack | for Byrna LE/CLXL/HDXL/SDXL and TCR – (9 CO2 + 1 Oiler Cylinders)

Enjoy every shot with these fresh 12g CO2 cartridges. This pack includes 9 standard gas items plus one with oil. Boost your device performance with this complete stack.

They work perfectly with your Byrna LE, CLXL, or TCR launcher. Just snap them in and fire away with ease.

Always use the oil cartridge on the fifth shot for smooth operation. Note that they are not for the basic SD, CL, EP, or HD models.

Pros	Cons
Easy maintenance with CO2 + oil cartridges for smooth performance. Custom fit for Byrna launchers, ensuring perfect compatibility. Simple installation—just load and fire for hassle-free use. Long-lasting performance with lubrication every 5th cartridge.	Limited compatibility with older Byrna models. Requires tracking oiler cartridge use for maintenance. Oiler cartridge not always labeled, easy to miss.

Perfect For:

This 10-pack of Byrna 12g CO2 cartridges is perfect for Byrna launcher owners who want to keep their device in top shape. It’s easy to use and includes a CO2 + oil cartridge for smooth performance.

Ready to Purchase?

View Price on Amazon (paid link)

5. 33G Co2 Cartridge Cylinder for Life Vest, Accessory for C02 PFD Rearming Kit, for Auto/Manual Inflating Life Jacket, for Adult, Used for Fishing, Surfing, Sea/Ocean Activities

33G Co2 Cartridge Cylinder for Life Vest, Accessory for C02 PFD Rearming Kit, for Auto/Manual Inflating Life Jacket, for Adult, Used for Fishing, Surfing, Sea/Ocean Activities

This 33G CO₂ cartridge is compact and powerful. It’s designed for life vests and jackets. Perfect for auto/manual inflating models.

It works with most inflatable vests and jackets. The 1/2″ threaded valve ensures wide compatibility.

The gold-colored cartridge is durable and reliable. It meets strict safety standards for life-saving equipment.

Pros	Cons
Quick inflation saves lives in emergencies. Fits most vests, works with 1/2″ threaded valves. Strong metal build ensures long-lasting reliability. Meets safety standards, gold-colored for easy identification.	Not reusable, single-use only, extra cost for replacements. No indicator for cartridge expiration, check manually. Threaded valve may leak if not tightened properly.

Perfect For:

This 33G CO2 cartridge is perfect for anyone who loves water activities like fishing, surfing, or ocean adventures. It’s ideal for adults using auto or manual inflating life jackets and ensures quick, reliable safety in emergencies.

Ready to Purchase?

View Price on Amazon (paid link)

6. Guard Dog Security 8 Gram / 12 Gram Co2 Cartridges, Non-Threaded for BB Gun, BB Pistol, Airsoft Pistol, and Paintball Markers, Snug fit, Solid Seal

Guard Dog Security CO2 Cartridges deliver consistent power for your airsoft, BB, or paintball guns. Each cartridge provides up to 30 shots with stable pressure for rapid firing. The unthreaded design makes them easy to install—just push and go.

These cartridges are universally compatible with most CO2-powered guns and tools. Made from steel with pure CO2 gas, they ensure a leakproof seal for reliable performance every time.

Pros	Cons
Consistent power for rapid, reliable shooting. Universal fit for airguns, inflators, and more. Leakproof steel design ensures safety and performance. Easy push-in installation, no threading needed.	No threaded option for guns needing screw-in cartridges. Limited to 30 shots per cartridge, may need frequent replacements. Steel material adds weight, could affect gun balance.

Perfect For:

Guard Dog Security CO2 cartridges are perfect for anyone who loves airsoft, paintball, or BB gun shooting. Whether you’re a beginner or a pro, these reliable and easy-to-use cartridges will enhance your experience.

Ready to Purchase?

View Price on Amazon (paid link)

7. Crosman 25-Count 12-Gram CO2 Cartridges for Air Rifles and Air Pistols 2311-N

The Crosman 25-Count 12-Gram CO2 Cartridges are perfect for air rifles and pistols. They work with most air guns, making them a reliable choice.

These CO2 cartridges offer a snug fit and solid seal. They ensure consistent performance every time.

The 25-count box is ideal for target practice. Made in the USA, these cartridges are built to last.

Pros	Cons
Fits most air guns, ensuring reliable performance every time. 25-count box keeps you ready for more shooting fun. Made in the USA with quality materials for trustworthy use. Snug fit, solid seal delivers consistent power for better accuracy.	Limited to CO2-powered air guns, not suitable for all types. Single-use cartridges, not reusable, adds to waste. Box of 25 may be too many for casual users.

Perfect For:

This Crosman CO2 cartridge pack is perfect for air gun enthusiasts. Whether you’re practicing target shooting or enjoying outdoor fun, these reliable cartridges ensure consistent performance for your air rifles and pistols.

Ready to Purchase?

View Price on Amazon (paid link)

8. 30 Pack 16 Gram Unthreaded CO2 Cartridges for Gallo Drain Gun HVAC Drain Line Cleaner Tool,CO2 Drains Gun Cartridges

Keep your HVAC system running smoothly with these 16-gram CO2 cartridges. They’re designed for AC drain line cleaners, ensuring peak performance.

Powerful bursts clear clogs fast, with no leaks or mess. Safe and chemical-free, they’re easy to use for anyone. Prevent costly damage with reliable results.

Works with most drain tools, so no setup is needed. Perfect for pros and DIYers, these cartridges save time and effort. Maintain your system with confidence.

Pros	Cons
Powerful bursts clear clogged AC drain lines effortlessly. Leak-proof design ensures reliable performance, no mess. Universal fit works with most drain line tools. Chemical-free operation keeps HVAC systems safe and clean.	Limited uses per cartridge, frequent replacements needed. No threading, compatibility issues with some tools. High pressure may damage weak drain lines.

Perfect For:

This product is perfect for anyone who wants to keep their AC drain lines clean and prevent costly damage. It’s great for both HVAC pros and DIY fans looking for a quick, safe, and chemical-free solution.

Ready to Purchase?

View Price on Amazon (paid link)

9. SIG SAUER AC-90-2 Pellet Replacement CO2 90 Grams Airgun Cartridge

SIG SAUER AC-90-2 pellets boost your airgun’s power. These CO2 cartridges are made for SIG ASP guns. They give you top performance every time.

The 2-pack offers clean, high-quality gas. This means your airgun lasts longer. It’s a smart choice for serious shooters.

Get consistent shots with SIG SAUER precision. Perfect for all skill levels. Upgrade your airgun today!

Pros	Cons
Boosts SIG ASP airguns with peak performance and longevity. Cleaner gas ensures reliable and consistent shooting every time. Precision-engineered for improved accuracy and dependability. Premium choice for enthusiasts seeking lasting precision.	Higher cost than standard CO2 cartridges. Limited compatibility with non-SIG airguns. Bulkier size may not fit all storage spaces.

Perfect For:

This CO2 cartridge is perfect for SIG ASP airgun owners who want reliable, high-quality performance. Whether you’re a competitive shooter or a dedicated enthusiast, it’s an essential accessory to enhance your shooting experience.

Ready to Purchase?

View Price on Amazon (paid link)

10. JT 90g CO2 Cartridges 2 Pack – Prefilled Cylinders for Paintball Markers, Airguns, Airbows, Non Refillable

These 90g CO2 cylinders are filled and ready to use right now. They work with many paintball markers and devices that need CO2 power. Quick swaps keep your game going fast.

Each cartridge gives about 300 shots under normal conditions. Disposable design means no refilling and easy cleanup.

Stay on the field longer with compact cylinders you keep in your pack. Use them with various air-powered equipment whenever you need fresh air. Recycle safely after your shots are done.

Pros	Cons
Ready-to-use CO2 cartridges for instant action. Lightweight and portable for easy carry. Consistent shots, up to 300 per cartridge. Single-use and recyclable for hassle-free disposal.	Single-use only, not refillable or reusable. Limited shots per cartridge, may need frequent swaps. Recycling required, disposal can be inconvenient.

Perfect For:

JT 90g CO2 Cartridges are perfect for paintball players and airgun enthusiasts who need a reliable, portable air source. These prefilled cylinders offer convenience and consistent performance for quick gameplay.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

CO2 cartridges are key accessories for many devices, from airguns to life vests. They provide the power and reliability you need. Choosing the right one makes a big difference.

Finding the perfect fit for your device ensures smooth performance and long life. With so many options, it’s easy to feel lost. This guide helps you make a smart choice with ease.

Factors to Consider When Buying CO2 Cartridges:

Compatibility:
Check if the cartridge fits your device. Different tools need specific sizes and types.
Purpose:
Decide if it’s for airguns, life vests, or HVAC tools. Each use has unique needs.
Capacity:
Choose the right size (8g, 12g, 16g, etc.) for your device’s power and shot count.
Pack Size:
Buy in bulk for savings, but ensure you’ll use them before they expire.
Quality:
Look for clean, tested cartridges to avoid damage to your device.
Brand Reputation:
Trusted brands like Umarex, Crosman, and Byrna offer reliable performance.
Special Features:
Some cartridges include oilers for maintenance or threaded valves for safety.
Safety Standards:
For life vests, ensure the cartridge meets strict safety rules.
Ease of Use:
Pick cartridges that are simple to install and use, saving you time.
Price:
Compare prices to get the best value without sacrificing quality.

With these tips, you’ll find the ideal CO2 cartridge for your needs. Enjoy smooth, reliable performance every time!