Vertex Piston Kit RR 250 2T 2018-21 (66.36mm) Motocross Performance MX Off-Road. We are an authorised distributor for Vertex products. Beta RR 250 2T 2018-21 (66.36mm) For 2 Stroke Engines Piston Size: 66.36mmIf you order before 12PM we'll aim to dispatch same day from our UK warehouse. This product comes with free 60-day no quibble returns (UK only).
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