4" & 2-1/2" Easy Turn Thumb Screw Bridge Hose Clamp

Used for securing dust collection hoses, ductwork, dryer vents, piping, PVC tubing, and more. Features a right-hand/left-hand spiral design integrated with an easy turn thumbscrew metal clamp allowing you to make quick adjustments without using tools.
(BHC1) 4" Left Thread

(BHC2) 2-1/2" Left Thread

(BHC3) 4" Right Thread

(BHC4) 2-1/2" Right Thread