5x Premium 304 Stainless Steel T-Bolt Turbo Silicone Hose Clamp 2" 53-59mm Complete set includes FIVE premium stainless steel T-bolt hose clamps (including galvanized steel bolt and nut hardware) 53mm - 59mm (2.08"-2.32") 19mm (3/4") 0.8mm material thickness (most of our competitors are only 0.6mm thick)