Carbon Fiber Rod, Material Carbon Fiber, Clarity Opaque, Color Black, Overall Diameter 3/8 in, Overall Length 12 in, Tensile Strength 120,000 psi, Diameter Tolerance +0.012/-0.004 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