6 Pcs Circular Saw Blade Adapter Ring Reduction Ring Conversion Ring Set Saw for Cutting Through Wood, Laminate, and Plywood - Walmart.com
Blade Adapter Ring 152636-00 - OEM DeWALT - eReplacementParts.com
Dewalt 152636-00 Miter Saw Blade Adapter Ring Replacement Part for DW718 DWS780 | eBay
16pcs Saw Blade Bushing Set Saw Blade Adapter Ring, Angle grinder inner aperture conversion gasket,1 Inch to 20 mm, 1 Inch to 5/8 Inch, 7/8 Inch to 5/8 Inch, 20 mmto 5/8 Inch,4 per Model - Amazon.com