![O.S. New Products 2020 Vol. 1 [VIDEO]](https://www.rccaraction.com/wp-content/uploads/2020/10/O.S.-New-Products-2020-Vol.-1-640x300.jpg)
From O.S. Engine:
O.S. MAX-21XR-B Ver.III & O.S.SPEED B21 Ronda Drake Edition engines.
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