Fulton 4 Inch to 2-1/2 Inch Reducer, Shop Vacuum & Dust Collector Accessories

Powertec 70136 4" to 2-1/2" Cone Reducer for Versatile Dust Collection

POWERTEC 70141-P2V Dust Collector Reducer 2-1/2-Inch to 2-1/4Inch Reducer 2 Pack

Shop Vac Hose Adapter 2.5” to 1.25” Reducer for Craftsman / Ridgid – Black PETG

Easy Connect 4-Inch to 2-1/2-Inch Cone Reducer for Dust Collection Systems

Universal Vacuum Cleaner Converter Reducer Adapter Connector 32mm - 38mm 2 pack

Adaptor Reducer for ERBAUER Tool Sander Dust Port Extractor Vacuum Hose

Adaptor Reducer for Makita Tool Sander Dust Port Extractor Vacuum Hose