ROTA-SPIKE IS A UNIQUE AFFORDABLE BOUNDARY WALL SECURITY SYSTEM. IT FIT,S ANY BOUNDARY WALL! IT IS AIMED AT SECURING THE PERIMETER OF YOUR PROPERTY. ROTA-SPIKE ROTATE,S WHEN AN INTRUDER ATTEMPT,S TO CLIMB OVER THE WALL. THERE ARE TWO SPIKE SIZES. 132MM SPIKE FOR PRE-CAST WALLS, PALLISADE FENCING AND SINGLE WALLS. AND THE 220MM SPIKE FOR DOUBLE WALLS. ROTA-SPIKE CAN ALSO BE ELECTRIFIED, WITH ENERGISER, ALARM AND REMOTE. LINKED TO YOUR SECURITY COMPANY. GIVING YOU EXTRA PEACE OF MIND! IT IS ELECTROPLATED TO PROTECT AGAINST THE ELEMENTS! THEREFORE IT IS A MAINTENANCE FREE PRODUCT! WE SUPPLY A 5 YEAR GUARANTEE ON OUR PRODUCT. ROTA-SPIKE IS A FORMIDDABLE BARRIER AGAINST INTRUDERS.ROTA-SPIKE IS MANUFACTURED, SUPPLIED AND INSTALLED BY KC MAINTENANCE SERVICES, YOUR ONE-STOP HOME IMPROVEMENT AND MAINTENANCE COMPANY.WE ALSO DO ALL ELECTRICAL REPAIRS AND INSTALLATIONS OF ELECTRIC FENCING!!