Aggressive Off-Road Styling. Give your JK Wrangler an aggressive off-road appearance while providing practical protection from brush and other trail hazards with a RedRock 4×4 Front Grille Guard.Heavy Duty Construction. Manufactured from heavy duty 1.5″ diameter (0.12″ wall thickness) steel tubing, this RedRock 4×4 Front Grille Guard is completed in a gloss black powder coat finish for aggressive …