Scandvik 50209 Breeze Constant-Torque® Hose Clamp, #512, 10/box

A worm drive hose clamp that automatically increases or decreases diameter due to changes in temperature. Extended inner liner, constant-tension performance, SAE standard J1508 type SLF & SLHD, 410 stainless steel hex screw, 300-series stainless steel band and stainless steel Belleville washers.