Big Horn 11415 4-Inch By 4-Inch Quick Connect Adapter, Black

POWERTEC 70125 ABS Pipe Hose Adapter, 4"

POWERTEC 70105 4-Inch Elbow Dust Hose Connector

Woodstock W1038 4-Inch Quick Connect and Disconnect

POWERTEC 70149 Dust Control Flex Cuff with Hose Clamps, 4-Inch

POWERTEC 70143 PVC Dust Collection Hose (4 Inch x 20 Feet) | Flexible Clear Vue Heavy Duty PVC Hose

4" x 10' Ultra-Flex Clear Vue Heavy Duty PVC Hose - MADE IN USA!

POWERTEC 70101 4-Inch Wire Hose Clamp, 5-Pack

POWERTEC 70106 4-Inch Y-Fitting Dust Hose Connector

POWERTEC 70108 4-Inch Blast Gate for Vacuum/Dust Collector

POWERTEC 70135 4-Inch Aluminum Blast Gate for Vacuum/Dust Collector