The AAC Piston expands the flexibility of AAC Silencers by facilitating easy adaptation to different host firearms with diverse barrel thread specifications. To accommodate a new barrel thread pitch, simply select the appropriate piston and replace the current one located at the rear of the suppressor. All AAC pistons are manufactured from heat-treated stainless steel and feature a bead-blasted matte finish, ensuring robust durability. Each piston is meticulously engraved with details specifying the thread diameter, thread pitch and the direction of rotation required for installation, ensuring straightforward and accurate compatibility adjustments.

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