5x Premium 304 Stainless Steel T-Bolt Turbo Silicone Hose Clamp 1.75" 45-50mm Complete set includes FIVE premium stainless steel T-bolt hose clamps (including galvanized steel bolt and nut hardware) 45mm - 50mm (1.77"-1.97") 19mm (3/4") 0.8mm material thickness (most of our competitors are only 0.6mm thick)