Maruzen CA870 Setagaya Base Rough Stock Kit

OptimusPrime

24 Mar 2026

Yo-san chatters away on the  Maruzen CA870 Setagaya Base Rough Stock Kit in this video. The Maruzen CA870 is a popular choice for airsoft fans, and the stock kit, a limited-release accessory that is currently harder to find than a quiet spot in a busy city.

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