Cap off unused drops from your dust collection duct system to maximize airflow to your desired tool. Counterbores (not through) included for attaching cap to surface like wall or work bench.
Unisex design minimized the number of couplers needed, they can all mix and match.
Specify material and size. Newer design does not require hose clamp, but make sure you double check the "handedness" of your spiral hose (CAD image shows left hand spiral).
Small format is for small dust collectors (<300 CFM, duct 3" or less) and shop vacs.
Medium format is for medium sized dust collectors (400-800 CFM, duct typically 4").
Large format is for large sized dust collectors (>800 CFM, duct typically 6").
TPU - Flexible and virtually indestructible, black only.
PETG - Rigid, glossy finish, very strong. Available in blue-grey, light grey, black, white, fuchsia and blue.
PETG (Carbon Fiber Reinforced) - Very rigid and very strong, nicer satin surface finish. Available in black, green, dark blue, purple and brick red.