Tensile strength 8.3 N/mm2 plus or minus 0.5 (ASTM D792)
Elongation of 500 percent plus or minus 20 (ASTM D792)
Durometer 75 plus or minus 5 (ASTM D2240). Density of 1.1 g/cm3 plus or minus 0.1 (ASTM D412C). Bumper have pre-drilled, countersunk mounting holes. For easy installation and is drilled to accept 3/4" anchor bolts.