For UK shooters seeking extended practice sessions and competitive consistency, CO2 power offers reliable performance with quick follow-through. Multi-shot setups rely on steady gas delivery, compatible cartridges, and safe handling to maximise accuracy and enjoyment. This article surveys top CO2 cartridge options commonly used with non-threaded systems, focusing on durability, shot count, and compatibility. Whether you’re plinking at the range or training for competition, selecting the right CO2 packs can help you maintain rhythm between shots while keeping costs predictable.
Below is a concise summary of five notable CO2 cartridge options, each chosen for reliability, capacity, and compatibility with common non-threaded airguns. The table highlights the brand, typical use case, and key strength to help you compare at a glance.
| Product | Brand | Key Strength | Notes |
|---|---|---|---|
| ICO 25 pack 12g CO2 Cartridges | ICO | High reliability, 25-pack value | Non-threaded, leakproof, recyclable |
| Umarex 20 x 12g CO2 Capsules | Umarex | Large quantity, universal fit | Non-threaded capsules for versatile use |
| Umarex 12g 50 Pack CO2 Cartridges | Umarex | Full 12g fill, broad compatibility | Widely used in many popular CO2 systems |
| 10 x 12g Co2 Gas Powerlets | Generic | Compact bundle, includes lubricant | Non-threaded, 12g capsules |
| 100 x Air Gun CO2 Canisters | Generic | Low per-cartridge cost, large pack | Prime choice for high-volume shooters |
Reliable CO2 Cartridges For Practice
The ICO 25-pack 12g CO2 Cartridges are designed for consistent performance in non-threaded air pistols and rifles. Each cartridge uses high-grade carbon dioxide with a leakproof seal, ensuring stable shots across sessions. The non-threaded design supports compatibility with a broad range of non-threaded devices, making it a practical choice for shooters who prioritise reliability and predictable power delivery. A 25-count pack helps maintain extended practice without frequent replacements, ideal for weekly training or club use.
Key considerations include gas purity, one-time-use design, and recyclability. These cartridges are manufactured from premium steel and are free from lubricants, aligning with responsible disposal. For multi-shot practice, the ability to sustain a steady FPS across dozens of shots per session helps maintain accuracy and rhythm. While shot counts vary by gun model, many users report strong performance with consistent output, supporting long practice blocks between reloads.
Versatility And Safety
The pack is marketed as safe and environmentally conscious, with leakproof construction and a snug fit designed to minimise gas loss. Because CO2 gas expands with temperature, shooters should store cartridges in a cool, dry place to avoid pressure fluctuation that could affect performance.
Umarex CO2 Capsules — Large Pack
Umarex offers a comprehensive 20-pack of 12g CO2 capsules, designed for a broad range of CO2-powered devices. The brand’s reputation for compatibility and consistent performance makes these capsules a practical option for shooters who operate multiple non-threaded platforms. The capsules are straightforward to use and are built to minimize leakage, preserving gas and shot count for long sessions. They can be particularly attractive for clubs or households with several compatible airguns.
Consider the balance between quantity and convenience. In high-use settings, a larger pack reduces the frequency of restocking and helps maintain continuity during training. Users should verify that their specific model accepts non-threaded 12g capsules, as compatibility can vary between air rifles and pistols. Umarex’s track record supports reliable performance when paired with appropriate non-threaded devices, with predictable shot counts and stable velocity in practice rounds.
Umarex 12g CO2 Cartridges — 50 Pack
This Umarex 50-pack provides a robust supply of 12g CO2 cartridges intended for non-threaded systems. The pack is positioned for shooters who require steady power across multiple sessions without frequent purchasing. Each cartridge claims a full 12-gram fill, offering similar performance to other major brands and ensuring consistent shots per session. The value proposition is clear for target practice or competitive play where predictable gas delivery matters.
From a compatibility perspective, these capsules are aligned with many non-threaded devices, but users should confirm model-specific fit. The absence of oils and lubricants in the canisters helps ensure clean operation in performance-critical firearms, reducing residue and maintenance between sessions. Evaluating number of shots per cartridge in your specific gun will help optimise target practice timing and accuracy.
12g Co2 Powerlets — Silver
The 10 x 12g Co2 Powerlets are a compact option for shooters who prioritise portability and ease of use. These silver, non-threaded capsules come with silicone lubricant, simplifying maintenance and ensuring smooth gas release upon firing. The non-threaded design makes them suitable for a wide range of CO2-powered air rifles and pistols that do not require threaded cartridges. This setup works well for on-the-go practice or club shooting where quick reloads are essential.
Safety and storage considerations include keeping capsules in a cool environment and avoiding exposure to high heat or direct sunlight, which can alter internal pressure. The lubricant included helps with performance but should not contaminate the airgun’s internals if used as directed. As with all CO2 products, users should discard spent capsules responsibly and recycle where possible.
Pack Of 100 CO2 Canisters
The 100-count generic CO2 canister pack targets high-volume shooters, offering substantial savings per cartridge for frequent practice sessions. Each canister provides 12g of carbon dioxide, with a non-threaded design that fits a wide range of non-threaded airguns. The large quantity supports extended training blocks, club events, or rental fleets where consistent gas supply is critical for keeping sessions running smoothly.
Practical considerations include ensuring compatibility with all your devices, as some non-threaded models may require specific fittings. Store the canisters in a cool, dry place and manage inventory to avoid interruptions during practice days. Given the scale of the pack, consider a rotation plan to use older stock first and maintain a steady supply for ongoing shooting activities.
Buying Guide
When selecting CO2 cartridges for multi-shot air rifles, consider the following factors to ensure optimal performance and safety:
- Compatibility: Confirm whether your airgun requires threaded or non-threaded CO2 capsules. Most non-threaded devices are compatible with standard 12g capsules, but model-specific requirements vary.
- Shot Count: CO2 performance can be affected by temperature, device efficiency, and barrel design. Higher-quality, pure CO2 capsules tend to deliver more consistent shots per fill, especially in cold environments.
- Purity And Lubrication: Some cartridges include lubricants to protect seals. Ensure compatibility with your gun’s seals and avoid introducing lubricants where not recommended by the manufacturer.
- Pack Size: For frequent shooters, larger packs reduce reordering frequency but require more storage space. Balance cost savings with convenience and storage considerations.
- Storage And Handling: Store canisters in a cool, dry place away from direct heat. Temperature changes can affect internal pressure and performance.
- Environmental Responsibility: Many cartridges are recyclable. Proper disposal and recycling help minimise environmental impact.
- Safety: Handle all CO2 canisters with care. Never puncture or expose to heat sources. Use appropriate protective gear if necessary and follow local regulations.
- Brand And Warranty: Reputable brands (such as Umarex and ICO) often provide consistent performance and clearer compatibility guidance. Consider warranty or return policies when purchasing bulk packs.