What are the available CO2 cartridge sizes I can use?
PolarStar CGS CO2 Gas Stock Combo Kit | HPA Air Stock
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Open Mar 21, 2026 - 11:38 AM
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Mar 21, 2026 - 11:38 AM
The cgs stock supports both 12g and magnum-sized 33g CO2 cartridges. Having both options allows you to choose between lighter setups or longer-lasting power, depending on your play style.
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PolarStar CGS CO2 Gas Stock Combo Kit | HPA Air Stock
PolarStar CGS CO2 Gas Stock Combo Kit | HPA Air Stock The CGS stock by PolarStar allows you to get the performance of an HPA system without being tethered to an airline or having a tank screwed to the back of your airsoft rifle. Externally, the CGS is manufactured using a real Milspec buffer tube bl...
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