KONG MING CAR Threaded CO₂ Bicycle Cartridges, 16g/25g

KONG MING CAR threaded CO₂ cartridges are presented as compact emergency inflators for bicycle tyres. The listing claims compatibility with inflators using a 3/8”-24 TPI thread and says 16g cartridges can inflate a road tyre to 100 psi or a mountain-bike tyre to approximately 40 psi. It also describes inflation as temporary, with a pump recommended afterwards for a full inflation.

At a glance

Listed for use with bicycle CO₂ inflators that have a 3/8”-24 TPI thread.
The listing claims a 16g cartridge can inflate a road tyre to 100 psi or an MTB tyre to approximately 40 psi.
Compact format is described as suitable for carrying in a saddle bag, jersey pocket or backpack.
The seller cautions that CO₂ inflation is temporary and recommends using a pump later for a full inflation.

Price

£27.54Save 21%

Reference price: ~~£34.99~~

Price checked: 14 Nov 2026

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Often bought together

Lezyne Control Drive CNC CO2 Pump Head Silver Shiny Co2 Pump, One Size

£24.99

Pros and cons

Pros

Portable cartridges provide an option for rapid tyre inflation during a ride, according to the listing.
The stated thread specification gives buyers a way to compare compatibility with their inflator.

Technical specifications

4 specifications

Identity
Brand	KONG MING CAR

Power and battery
Power configuration	CO2 cartridges

Dimensions and installation
Weight listed	58 Grams

Materials and protection
Material listed	Metal

What to know before buying

The listing refers to both 16g and 25g cartridges, but its specific road and MTB inflation figures are stated for 16g cartridges. CO₂ can become cold during dispensing, so the listing advises protecting hands. It also warns against storing cartridges near heat and says to use a high-quality head that fully punctures the cartridge.

What’s in the box

Included

CO₂ cartridges

Who is it for?

A good fit for

Cyclists who already have a CO₂ inflator with a 3/8”-24 TPI thread and want cartridges for emergency tyre inflation.
Road and mountain-bike riders considering the listing’s stated 16g inflation use cases.

Less suited to

Buyers who need a standalone pump or a long-term replacement for a hand pump, since the product is a cartridge and the listing describes CO₂ inflation as temporary.

KONG MING CAR Threaded CO₂ Bicycle Cartridges, 16g/25g · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 52 ratings

5 stars71%71%
4 stars18%18%
3 stars4%4%
2 stars3%3%
1 star4%4%

Aggregate ratings lean positive, with most ratings in the top two star categories, but a smaller share is lower. They do not explain customer experiences or confirm performance. For buyers considering these as emergency spares, the listed thread size and the stated 16g inflation examples are useful selection details, while fit and results still depend on the inflator and tyre.

Frequently asked questions

Which inflators does the listing say these cartridges fit?

It claims compatibility with bicycle tyre inflators using a 3/8”-24 TPI thread. Check your inflator’s thread before buying.

What inflation figures does the listing give?

For 16g cartridges, it states 100 psi for a road tyre and approximately 40 psi for an MTB tyre. These are listing claims, not guaranteed results for every tyre or setup.

Can CO₂ be used as a permanent replacement for a pump?

The listing says the inflation is temporary and recommends using a pump later to fully inflate the tyre.

What handling cautions are provided?

The listing warns that the gas can become cold during dispensing and advises protecting your hands. It also says to keep cartridges away from heat and use a high-quality head that fully punctures the cartridge.