BOLLARD RETRACTABLE LIGHTED NO LOCKING SYSTEM NONE OUTSIDE DIA 8 IN. CAP SHAPE FLAT OVERALL HEIGHT 48 IN. MATERIAL STAINLESS STEEL COLOR NATURAL FINISHED HEIGHT 36 IN. WALL THICKNESS 0.322 IN. IMPACT RESISTANCE NA FINISH #4 INSTALLATION DEPTH 55.50 IN. MOUNTING DIMENSION NA MOUNTING PLATE DIMENSIONS NA NUMBER OF MOUNTING HOLES NA INCLUDES (2) KEYS