page_title: Polymer-cased ammunition
hierarchical_section_title: Polymer-cased ammunition
context_page_description: Polymer-cased ammunition is ammunition with polymer-based casings instead of the usual metal-based casing. PCA is considered an alternative to reduce cost and weight in ammunition for guns and handguns.
context_section_description: Polymer-cased ammunition (or PCA) is ammunition with polymer-based casings instead of the usual metal-based casing. PCA is considered an alternative to reduce cost and weight in ammunition for guns and handguns.
caption: A 12-gauge shotgun shell in a transparent plastic hull, allowing the contents to be seen.
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