The 50mm x 115 rear wheel hub - 8a magnesium hq birelart is a Ultra-light and high-end component, specially designed for Birelart Chassis, RicCiardo, Charles Leclerc, Kubica and LGK. Made in high quality magnesium, this hub is much lighter than aluminum versions, which allowsImprove cornering motricity and optimize the overall performance of Kart.

With its 115 mm length and its robust design, this hub is Suitable for axles of 50 mm, ensuring a Ultra-secure fixation and an optimal power transmission. His HQ Treatment (High Quality) guarantees a exceptional resistance to wear and mechanical constraints, while offering a Maximum durability.

The 50mm x 100 - 8A HQ BirelART Freeline rear wheel hub is an essential part to ensure excellent stability and optimal power transfer . Designed in high-strength and anodized aluminum , it offers durability, reliability and performance on the track. An official BirelART product , ideal for competitors and enthusiasts.