Carbon fiber rod(include solid carbon fiber round rod,carbon fiber square rod,carbon fiber rectangular rod,carbon fiber flat bar,etc.),oem carbon fiber rod oem carbon fiber rod are made from continuous carbon fibers in a resin matrix of either vinyl-ester or epoxy as noted in below product specifications. They are extremely stiff, lightweight and have a very low coefficient of expansion. oem carbon fiber rod have incredible linear strength due to the orientation of the carbon fibers and are used in a variety of applications. Product Description Packaging & Shipping