Aluminum Hub Set Promoto BlackProduct Details Replace the stock front and rear moulded hubs with these machined 7075 aluminum versions! Offering more strength and durability to take on the rigors of riding and jumping the Promoto MX hard! The parts are direct replacement for the standard plastic hubs and can easily installed in 45 minutes to an hour making this a quick and easy modification that quickly sets your bike apart from the masses! Finally the hubs are anodized and the