Intex Vacuum Tube Adapter from SummerBackyard.com | Free Shipping
Robust, Vacuum Adapter for the American Beauty and Sweet 16 Lathes - The Woodturning Store
Vacuum adapter 24/40 | Sigma-Aldrich
Vacuum Adaptor
Amazon.com: Universal Vacuum Hose Adapter Kit Reducer Attachment Set Converter from 1 1/2 inch to 1 1/4 inch from 1 3/8 inch to 1 1/4 inch Dust Hose Port Adapter : Home & Kitchen