The 8 x 8 x 1-inch Quarter Turn Base mounts to road surfaces with hardware, epoxy, or thermal adhesive. Its delineator post features a patented reactive spring system that ensures it returns upright after impact. The quarter-turn design maximizes retention of the delineator post while allowing quick, hassle-free removal and replacement. The Quarter Turn Base replaces Quick Release and Fixed Base Gorilla Posts with improved reliability. Find replacement components for Quick-Release and Fixed-Base Gorilla Posts in parts and accessories.