Carbon Fiber Rod Material Carbon Fiber Clarity Opaque Color Black Overall Diameter 5/16 in Overall Length 24 in Tensile Strength 120 000 psi Diameter Tolerance +0.014/-0.006 in Length Tolerance +/-0.500 in Maximum Temperature 180 Degrees F Grade Standard Impact Strength Not Applicable Corrosion and Chemical Resistance Fair Machinability Fair Fiber Direction Unidirectional Water Absorption Not Applicable Density 0.054 lb/cu in Friction Rating Not Applicable