RRP-001RXU - Fits RRP RX4 & RX4 Evo. Unpainted. Matched to the Yokomo MX4 worlds prorotype size specs. Premium Quality: made from durable, high-performance plastic for realistic styling and durabilityRRP RX4 Evo Clear Undertray RRP-001RXUSKU: RRP-001RXU$28.00PriceQuantity*Add to Cart