Extreme Performance 12 Expansion Chamber For CO2 Atomizer And HPA Volumizer Storm II Smith&Wesson M&P 9mm

Smith&Wesson M&P 9mm

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With the Special Ops Silencer you can use the full length of the 10-inch barrel

1 x Hammerhead Maker Rifled Barrel

Spend less time on maintenance and more time on the field with this hassle-free upgrade

Extreme Performance 12 Expansion Chamber For CO2 Atomizer And HPA Volumizer Storm II Smith&Wesson M&P 9mmExtreme Performance 12 Chamber Expansion Chamber HPA Volumizer features a modular two piece design consisting of a 12 chamber expansion ring and an adapter main body. Small and compact, it adds less than 1. 5 in 36 mm to the overall length. Precision machined from 6061 aircraft grade aluminum, it weighs only 2 oz, delivering maximum performance. CO Configuration: When used with CO, the expansion ring is installed. CO is stored as a liquid under