CEN MATRIX TR ARENA CARBON FIBER FRONT SHOCK TOWER THIS SHOCK TOWER REPLACES THE STOCK TRUGGY ALUMINUM SHOCK TOWER FOR LIGHTER WEIGHT. SHOCK TOWER ALSO HAS BODY MOUNT DESIGNED INTO THE TOWER FOR LESS PIECES. TOWER IS 4mm THICK *** INCLUDED WITH ITEM *** 1 - 4mm CARBON FIBER SHOCK TOWER