Shop-Vac Tool Adapter in the Shop Vacuum Attachments department at Lowes.com
Amazon.com: Shop-Vac 2.5' to 1.25' Conversion Unit Adapter : Industrial & Scientific
Shop Vac 333BK Adapter | eVacuumStore.com
Amazon.com: Dust Collection Fittings Shop Vac Hose Adapter Compatible With Dewalt, Ryobi, Craftsman, Rigid, Metabo Power Tools Dust Ports For Connecting To 2 1/2 Inch Dust Collector Hose / 2.5in wet dry
Shop Vac SVR-4505 Black Plastic Hose Adapter | eVacuumStore.com
RIDGID Hose and Accessory Adapter Kit for RIDGID Wet/Dry Shop Vacuums VT1755 - The Home Depot
RIDGID 2-1/2 in. Power Tool Adaptor Accessory for RIDGID Wet/Dry Shop Vacuums VT1407 - The Home Depot
Amazon.com: ALL PARTS ETC. Vacuum Hose Adaptor 2.5" to 1.25” Compatible with 2.5" Shop Vac Conversion for Fitting 1.25" Attachments, 2 1/2" to 1 1/4" Vacuum Fitting Adapter : Tools & Home Improvement