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Continue to ChatRca and the R series trademark Ultra-Thin seatstays https://cycletechreview.com/2013/news/cervelo-rca/attachment/rca-seattubetrailing-edge/
Rca and the R series trademark Ultra-Thin seatstays https://cycletechreview.com/2013/news/cervelo-rca/attachment/rca-seattubetrailing-edge/