7 Best Co2 Tank Brackets For Vehicle Mounting For Off-Roading

When you are miles deep into a rocky trail and need to reseat a tire bead or air up after a muddy descent, a loose CO2 tank is the last thing you want bouncing around your cargo area. Proper mounting is the difference between a quick, efficient trail repair and a dangerous, projectile-risk scenario that can ruin a weekend. Choosing the right bracket transforms a heavy piece of equipment into a seamless part of your off-road setup.

09/12/2026 12:42 pm GMT

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Power Tank Super Bracket: Best Overall Mount

The Power Tank Super Bracket is widely considered the gold standard for off-roaders who value both security and accessibility. Its design utilizes a robust, powder-coated steel construction that cradles the tank firmly, preventing any unwanted vibration or movement during high-speed washboard sections. The adjustable tension latch allows for a snug fit, ensuring the tank stays put even when the vehicle is at extreme articulation angles.

This mount is the premier choice for serious overlanders and rock crawlers who demand absolute reliability without the constant fear of equipment failure. While it carries a premium price tag, the investment pays for itself through longevity and peace of mind on remote expeditions. If the goal is a “buy once, cry once” solution that handles the harshest terrain without compromise, this is the bracket to select.

Smittybilt 2798 Bracket: Best Budget Choice

The Smittybilt 2798 offers an accessible entry point for weekend warriors who need a functional mounting solution without breaking the bank. It features a straightforward design that gets the job done by securing the tank with simple, effective hardware. While it lacks some of the bells and whistles of high-end mounts, it reliably keeps a CO2 tank vertical and out of the way.

This bracket is ideal for light-to-moderate trail use where extreme high-speed desert racing is not on the agenda. It is a fantastic option for those just starting to build out their recovery gear kits. For the budget-conscious enthusiast, this bracket provides the necessary utility to get out on the trail safely and affordably.

Poly Performance Mount: Best Quick Release

For those who frequently move their tank between a vehicle and a campsite, the Poly Performance mount excels through its intuitive quick-release mechanism. The design prioritizes speed and ease of use, allowing for rapid deployment of the CO2 system when a tire blow-out demands an immediate fix. It feels sturdy, satisfying, and operates smoothly even after being exposed to dust and grit.

This mount is best suited for group leaders or trail guides who often need to share their air supply across multiple rigs. The efficiency of the quick-release system reduces the downtime associated with manual strap adjustments. When time is of the essence on a technical trail, this mount’s speed is an undeniable advantage.

Mac’s Tie Downs Billet Mount: Most Durable

The Mac’s Tie Downs Billet Mount is a masterpiece of machining, designed for those who view their vehicle builds as long-term projects. Built from aircraft-grade aluminum, it offers an incredible strength-to-weight ratio that stands up to severe vibration and environmental stressors. It is virtually indestructible, making it a favorite for purpose-built competition rigs.

This mount is the right choice for the adventurer whose vehicle faces extreme abuse, such as constant high-impact rock crawling or extended duration overlanding. Its sleek, low-profile design also saves valuable cargo space inside tighter cabin setups. If mechanical integrity is the top priority, the Billet Mount is the definitive choice.

ARB 10lb Tank Bracket: Best for Reliability

ARB is synonymous with off-road durability, and their 10lb tank bracket follows that same engineering philosophy. It is designed specifically to interface with the dimensions of standard 10lb tanks, providing a locked-in fit that feels engineered rather than adapted. The finish is highly resistant to corrosion, ensuring it remains functional even after years of moisture or exposure to the elements.

This bracket is perfect for those who stick to tried-and-true brands and want a solution that integrates well with other ARB accessories. It offers a no-nonsense, high-performance experience that minimizes the risk of mechanical issues mid-trip. For the reliable, methodical explorer, ARB provides the consistent performance needed to stay on the trail.

Tuffy Security Bracket: Best Anti-Theft Pick

When a vehicle is parked at a trailhead or camping in high-traffic areas, equipment security becomes a primary concern. The Tuffy Security Bracket is designed with a lockable feature that keeps the tank attached to the vehicle even when the owner is away. It integrates seamlessly into security-focused vehicle builds, ensuring the valuable air system remains exactly where it was left.

This bracket is specifically for the solo traveler or those frequenting popular, remote destinations where gear theft is a concern. It offers peace of mind that a simple strap or standard bracket cannot provide. If security is at the top of the requirement list, do not settle for anything less than a Tuffy.

Powertank Marine Bracket: Best Extreme Weather

The Powertank Marine Bracket is the ultimate solution for rigs that see high moisture, salt air, or extreme humidity. Its specialized coating and corrosion-resistant materials are specifically engineered to prevent the rust and degradation common in coastal or tropical climates. This is a heavy-duty piece of hardware that maintains its structural integrity regardless of the environment.

This bracket is intended for those living in or traveling through environments where oxidation is the primary enemy of gear. It bridges the gap between typical off-road accessories and maritime-grade hardware. For the adventurer exploring coastal dunes or humid jungles, this mount is a non-negotiable upgrade.

How to Choose the Right Bracket for Your Rig

• Weight vs. Strength: Heavier, steel brackets offer maximum stability, but lightweight aluminum mounts are better for rigs where every pound counts toward suspension performance.
• Mounting Location: Determine if the tank will reside on a roll cage, a flat interior panel, or an exterior rack, as each requires a different hardware footprint.
• Accessibility: Consider how often the tank is removed. Frequent users should prioritize quick-release mechanisms, while those who keep it static can opt for bolt-down, high-security options.
• Tank Diameter: Always verify the specific diameter of the CO2 tank, as slight variations between manufacturers can make universal brackets ineffective.

Safety Rules for Mounting CO2 in Your Vehicle

1. Always mount vertically: CO2 tanks must remain upright to ensure the dip tube functions correctly and to prevent liquid CO2 from entering the regulator.
2. Avoid direct heat: Never mount a tank in a location that receives direct, high-intensity sunlight or is positioned immediately next to an exhaust component.
3. Use secondary restraints: Even with a high-quality bracket, consider a secondary nylon strap as a fail-safe against high-impact vibrations or rollover events.
4. Check hardware regularly: Ensure all bolts and fasteners are torqued to specification, as constant vibrations can loosen mounting points over time.

Maintenance Tips for Off-Road Tank Brackets

Periodically inspect the mounting hardware and the bracket frame for signs of stress fractures or rust, especially after a particularly harsh excursion. Clean any accumulated trail grit or salt from the latching mechanism to ensure it operates smoothly when needed. Apply a light coat of lubricant to moving parts if the bracket begins to stick, and keep all rubber contact points clean to maintain the friction necessary for a secure hold.

Selecting the right mounting bracket is an essential step in building a reliable and safe off-road recovery kit. By considering your specific environment, frequency of use, and vehicle setup, you ensure that your CO2 tank stays secure throughout the toughest miles. Invest in quality mounting equipment now to keep your focus on the horizon rather than your gear.

Frequently Asked Questions (FAQs)

What is a CO2 tank bracket for vehicle mounting?

A CO2 tank bracket for vehicle mounting is a reinforced metal cradle that anchors high-pressure gas cylinders to a truck bed, roll bar, or cargo rack. These brackets typically use stainless steel t-bolt clamps, quick-release pins, or rubber-lined straps to prevent the cylinder from shifting under vibration. Off-road vehicles subject equipment to extreme g-forces, making purpose-built brackets vital to prevent pressurized tanks from turning into dangerous projectiles on rough terrain.

What size CO2 tank bracket do I need for off-roading?

Off-road CO2 tank brackets are sized by tank diameter, with most 10-pound cylinders requiring a 6.9-inch diameter bracket and 15-pound cylinders requiring a 7.0-inch bracket. Smaller 5-pound bottles typically measure around 5.25 inches across. Always measure the circumference of your specific aluminum tank before ordering, because steel cylinders and custom powder coatings can alter outer dimensions by a fraction of an inch.

How do I mount a CO2 tank bracket inside a 4×4 vehicle?

Mounting a CO2 tank bracket inside a 4×4 vehicle requires drilling into structural sheet metal or bolting the bracket directly to an established cargo rail system. Mark your pilot holes through the bracket backing plate using a center punch. Drill through the floor using an appropriate cobalt bit, then install Grade 8 bolts with large fender washers underneath the vehicle floor to distribute the load and prevent tear-out during heavy trail jolts.

How do I secure a CO2 tank bracket to a roll cage for trail riding?

Securing a CO2 tank bracket to a roll cage requires heavy-duty billet aluminum or steel tube clamps matched exactly to your cage tubing diameter. Most off-road roll cages measure either 1.5, 1.75, or 2 inches in outer diameter. Fasten the tube clamps firmly around the tubing using blue threadlocker on all bolts, then attach the bracket baseplate to the clamp tabs to eliminate rotational slippage while driving.

Quick release vs bolt on CO2 tank bracket which is better for off-roading?

Quick-release CO2 tank brackets are better for most off-roaders because they let you quickly remove the bottle to air up tires or seat beads around camp. Bolt-on brackets cost less and offer solid security against theft, but removing the cylinder requires wrenches and extra trail time. Choose a latch-style quick-release bracket if you swap tanks between trail rigs or regularly refill your cylinder at local welding supply shops.

How much does a heavy duty CO2 tank bracket for an off-road rig cost?

Heavy-duty CO2 tank brackets for off-road rigs generally cost between $65 and $220 depending on build materials, locking mechanisms, and clamp quality. Basic bent-steel brackets with nylon straps occupy the lower price tier around $70. Premium CNC-machined aluminum models with aircraft-grade pull pins, rubber isolators, and integrated padlocks cost closer to $180 to $220 from brands like Power Tank or Rugged Ridge.

What happens if you mount an off-road CO2 tank horizontally?

Horizontal mounting of an off-road CO2 tank causes liquid carbon dioxide to flood the regulator rather than vapor, which freezes internal seals and ruins regulator diaphragms. Standard high-pressure cylinders store CO2 as a liquid under roughly 800 PSI. Liquid drawing directly through the valve creates severe frostbite hazards, clogs the internal mechanisms of tire chucks, and drops discharge pressure abruptly. Always store and operate non-siphon tanks upright or at a steep 45-degree angle.

Is it safe to leave a CO2 tank mounted inside a hot vehicle during summer?

Leaving a CO2 tank mounted inside a hot vehicle is safe only if cabin temperatures remain below 120 degrees Fahrenheit and the cylinder is not overfilled. When ambient interior heat climbs above 120 degrees Fahrenheit, internal cylinder pressure spikes past 2,000 PSI, potentially tripping the tank safety burst disk. A ruptured burst disk vents hundreds of liters of suffocating gas into the cabin instantly, so park in shaded spots or vent windows on hot desert runs.